O. M. · Olaf Manke · Olaf Manz
| title | ISBN-13 (ISBN-10) | year of publica- tion | other author(s) |
|---|---|---|---|
| Spanish Bilingual Dictionary | 978-0-7641-0281-3 (0-7641-0281-8) | 1998 | Gladys C. Lipton |
| Spanish-English/English-Spanish Beginner's Dictionary | 978-0-7641-3968-0 (0-7641-3968-1) | 2009 | " |