Intermediate German: A Grammar and Workbook, Edition 2

Colloquial German: Edition 2

Enjoy German Intermediate to Upper Intermediate Course: Enhanced Edition

Intermediate-Advanced German Vocabulary

The Everything German Phrase Book: A quick refresher for any situation

Keep Talking German Audio Course - Ten Days to Confidence: Enhanced Edition

Conversational German Dialogues: 50 German Conversations and Short Stories

Complete German (Learn German with Teach Yourself): Enhanced eBook: New edition

Practice Makes Perfect German Vocabulary: Edition 2

Fast German with Elisabeth Smith (Coursebook)

Visual Phrase Book German

German Short Stories for Beginners: 10 Exciting Short Stories to Easily Learn German & Improve Your Vocabulary

Practice Makes Perfect: German Conversation

Essential German Grammar: Edition 2

German Grammar Drills: Edition 2

German Verb Drills, Fourth Edition: Edition 4

2,001 Most Useful German Words