| title | ISBN-13 | year of publication |
|---|---|---|
| Comprehensive Geography of West Africa | 978-0-435-95915-9 | 1978 |
| Comprehensive Geog West Africa Cas | 978-0-435-95914-2 | 1978 |
| Examination Guide Sc Geography | 978-0-435-95913-5 | 1994 |
| Geographical Regions Nigeria Udo | 978-0-435-95916-6 | 1978 |
| Geographical Regions of Nigeria | 978-0-435-34913-4 | 1969 |
| Population Education: Source Book for Sub-Saharan Africa | 978-0-435-95917-3 | 1980 |
| The Human Geography of Tropical Africa | 978-0-435-95919-7 | 1982 |