| title | ISBN-13 (ISBN-10) | year of publica- tion | other author(s) |
|---|---|---|---|
| Dit un Jant opp Plautdietsch | 978-0-9638494-2-7 (0-9638494-2-5) | 1997 | Mike Unger |
| The Spelling of Low German & Plautdietsch: Towards an Official Plautdietsch Orthography | 978-0-9638494-1-0 (0-9638494-1-7) | 1996 | |
| The Story of Low German and Plautdietsch | 978-0-9638494-0-3 (0-9638494-0-9) | 1993 | |