diff --git a/frontend/src/components/AuthorsAddEdit.vue b/frontend/src/components/AuthorsAddEdit.vue
index d252143..1259ee6 100644
--- a/frontend/src/components/AuthorsAddEdit.vue
+++ b/frontend/src/components/AuthorsAddEdit.vue
@@ -71,7 +71,7 @@
     methods: {
       insertOrUpdateAuthor: function () {
         if (this.author.Lastname === '') {
-          this.error = {message: 'Please provide at least a lastname.'}
+          this.error = {message: this.translate('authors').errorNoTitle}
         } else {
           this.loading = true
 
@@ -81,7 +81,7 @@
             HTTP.post('authors/' + this.author.ID, {author: this.author})
               .then(response => {
                 this.loading = false
-                this.success = 'The author was successfully updated!'
+                this.success = this.translate('authors').updatedSuccess
                 this.error = ''
               })
               .catch(e => {
@@ -92,7 +92,7 @@
             HTTP.put('authors', {author: this.author})
               .then(response => {
                 this.loading = false
-                this.success = 'The author was successfully inserted!'
+                this.success = this.translate('authors').insertedSuccess
                 this.error = ''
               })
               .catch(e => {
diff --git a/frontend/src/components/BooksAddEdit.vue b/frontend/src/components/BooksAddEdit.vue
index 5a0fb01..7459da8 100644
--- a/frontend/src/components/BooksAddEdit.vue
+++ b/frontend/src/components/BooksAddEdit.vue
@@ -55,9 +55,9 @@
         </multiselect>
       </div>
       <div class="field" v-if="addPublisherForm">
-        <label v-lang.books.newPublisher></label>
+        <label v-lang.publishers.newPublisher></label>
         <a class="ui green icon button add-publisher-btn" @click="toggleAddPublisher()"><i class="list icon"></i></a>
-        <input name="name" :placeholder="langBooks.newPublisher" type="text" v-model="book.PublisherFull.Name" class="add-publisher">
+        <input name="name" :placeholder="langPublishers.newPublisher" type="text" v-model="book.PublisherFull.Name" class="add-publisher">
       </div>
 
       <div class="field">
@@ -76,14 +76,14 @@
 
       <template v-for="(inputModel, index) in addAuthorForm">
         <div class="field" v-if="addAuthorForm">
-          <label v-lang.books.newAuthor></label>
+          <label v-lang.authors.newAuthor></label>
           <a class="ui red icon button add-publisher-btn" @click="removeAuthor(index)"><i class="cancel icon"></i></a>
           <input name="name" :placeholder="langBooks.gridColumns.authors" v-model="newAuthors[inputModel.modelName]" type="text" class="add-publisher">
         </div>
       </template>
 
       <div class="field">
-        <a class="ui green icon button" @click="addAddAuthor()"><i class="plus icon"></i> <span v-lang.books.newAuthor></span></a>
+        <a class="ui green icon button" @click="addAddAuthor()"><i class="plus icon"></i> <span v-lang.author.newAuthor></span></a>
       </div>
 
       <div class="inline fields">
@@ -139,6 +139,9 @@
       langBooks () {
         return this.translate('books')
       },
+      langPublishers () {
+        return this.translate('publishers')
+      },
       langGeneral () {
         return this.translate('general')
       }
@@ -223,7 +226,7 @@
       },
       insertNewBook: function () {
         if (this.book.Title === '') {
-          this.error = {message: 'Please provide at least a title.'}
+          this.error = {message: this.translate('books').errorNoTitle}
         } else {
           this.loading = true
 
@@ -267,7 +270,7 @@
             HTTP.post('books/' + this.book.ID, {book: this.book})
               .then(response => {
                 this.loading = false
-                this.success = 'The book was successfully updated!'
+                this.success = this.translate('books').updatedSuccess
                 this.error = ''
               })
               .catch(e => {
@@ -278,7 +281,7 @@
             HTTP.put('books', {book: this.book})
               .then(response => {
                 this.loading = false
-                this.success = 'The book was successfully inserted!'
+                this.success = this.translate('books').insertedSuccess
                 this.error = ''
               })
               .catch(e => {
diff --git a/frontend/src/lang/de.js b/frontend/src/lang/de.js
index ddef257..74533b7 100644
--- a/frontend/src/lang/de.js
+++ b/frontend/src/lang/de.js
@@ -10,7 +10,11 @@ export default {
     edit: 'Bearbeiten',
     cancel: 'Abbrechen',
     approve: 'Ja!',
-    action: 'Aktion'
+    action: 'Aktion',
+    submit: 'Senden',
+    selectOne: 'Wähle einen aus',
+    selectOneOrMore: 'Wähle einen oder mehr',
+    name: 'Name'
   },
   login: {
     title: 'Einloggen',
@@ -36,6 +40,41 @@ export default {
     add: 'Buch hinzufügen',
     deleteHeader: 'Buch löschen',
     deleteMsg: 'Bist du sicher dass du dieses Buch löschen willst? <b>Das kann nicht Rückgängig gemacht werden!</b>',
-    deleteSuccess: 'Das Buch wurde erfolgreich gelöscht'
+    deleteSuccess: 'Das Buch wurde erfolgreich gelöscht.',
+    gridColumns: {
+      title: 'Titel',
+      isbn: 'ISBN',
+      year: 'Jahr',
+      price: 'Preis',
+      authors: 'Autor',
+      publisher: 'Verlag',
+      quantity: 'Menge',
+      status: 'Status'
+    },
+    errorNoTitle: 'Bitte gib mindestens einen Titel an.',
+    updatedSuccess: 'Das Buch wurde erfolgreich geupdated!',
+    insertedSuccess: 'Das Buch wurde erfolgreich erstellt!'
+  },
+  authors: {
+    title: 'Autorenübersicht',
+    newAuthor: 'Neuen Autor hinzufügen',
+    deleteHeader: 'Autor löschen',
+    deleteMsg: 'Bist du sicher dass du diesen Autor löschen willst? <b>Das kann nicht Rückgängig gemacht werden!</b>',
+    deleteSuccess: 'Der Autor wurde erfolgreich gelöscht.',
+    forename: 'Vorname',
+    lastname: 'Nachname',
+    errorNoName: 'Bitte gibt mindestens einen Nachnamen an.',
+    updatedSuccess: 'Der Autor wurde erfolgreich geupdated!',
+    insertedSuccess: 'Der Autor wurde erfolgreich erstellt!'
+  },
+  publishers: {
+    title: 'Verlagsübersicht',
+    newPublisher: 'Neuen Verlag hinzufügen',
+    deleteHeader: 'Verlag löschen',
+    deleteText: 'Bist du sicher dass du diesen Verlag löschen willst? <b>Das kann nicht Rückgängig gemacht werden!</b>',
+    deleteSuccess: 'Der Verlag wurde erfolgreich gelöscht.',
+    errorNoName: 'Bitte gib einen Namen ein.',
+    updatedSuccess: 'Der Verlag wurde erfolgreich geupdated!',
+    insertedSuccess: 'Der Verlag wurde erfolgreich erstellt!'
   }
 }
diff --git a/frontend/src/lang/en.js b/frontend/src/lang/en.js
index 933a4d4..ef40f46 100644
--- a/frontend/src/lang/en.js
+++ b/frontend/src/lang/en.js
@@ -51,8 +51,9 @@ export default {
       quantity: 'Quantity',
       status: 'Status'
     },
-    newPublisher: 'Add new publisher',
-    newAuthor: 'Add new author'
+    errorNoTitle: 'Please provide at least a title.',
+    updatedSuccess: 'The book was successfully updated!',
+    insertedSuccess: 'The book was successfully inserted!'
   },
   authors: {
     title: 'Authors overview',
@@ -61,7 +62,10 @@ export default {
     deleteMsg: 'Are you sure you want to delete this author? <b>This cannot be undone!</b>',
     deleteSuccess: 'The author was deleted successfully.',
     forename: 'Forename',
-    lastname: 'Lastname'
+    lastname: 'Lastname',
+    errorNoName: 'Please provide at least a lastname.',
+    updatedSuccess: 'The author was successfully updated!',
+    insertedSuccess: 'The author was successfully inserted!'
   },
   publishers: {
     title: 'Publishers overview',
@@ -70,7 +74,7 @@ export default {
     deleteText: 'Are you sure you want to delete this publisher? <b>This cannot be undone!</b>',
     deleteSuccess: 'The publisher was deleted successfully.',
     errorNoName: 'Please provide a name.',
-    updatedSuccess: 'The publisher was successfully updated!'
+    updatedSuccess: 'The publisher was successfully updated!',
     insertedSuccess: 'The publisher was successfully inserted!'
   }
 }