| title | ISBN-13 (ISBN-10) | year of publica- tion | other author(s) |
|---|---|---|---|
| Aquatic Plants and Wetland Wildlife Resources of Nigeria | 978-92-5-109366-5 (92-5-109366-0) | 1994 | |
| Selected Bibliography on Major African Reservoirs: Bibliographie Choisie Sur Les Grands Reservoirs Africians | 978-92-5-001349-7 (92-5-001349-3) | 1984 | T. Petr |