| title | ISBN-13 (ISBN-10) | year of publica- tion | other author(s) |
|---|---|---|---|
| Certificate Economics for West Africa | 978-0-19-575416-2 (0-19-575416-6) | 1978 | Peter Donaldson |
| Nigeria's Foreign Trade and Economic Growth, 1948-64 | 978-0-19-575460-5 (0-19-575460-3) | 1985 | Dupe Olatunbosun ยท S. M. Essang |