| title | ISBN-13 (ISBN-10) | year of publica- tion | other author(s) |
|---|---|---|---|
| Leberecht Hühnchen | 978-1-145-14618-1 (1-145-14618-X) | 2010 | Heinrich Seidel |
| Lehrbuch Der Deutschen Sprache: A Practical Course in German for High School, Academy Or College | 978-1-142-11239-4 (1-142-11239-X) | 2010 | |