APA (7th ed.) Citation

Okigbo, B. N. (1991). Development of sustainable agricultural production systems in Africa: Roles of international agricultural research centres and national agricultural reseach systems. International Institute of Tropical Agriculture.

Chicago Style (17th ed.) Citation

Okigbo, Bede N. Development of Sustainable Agricultural Production Systems in Africa: Roles of International Agricultural Research Centres and National Agricultural Reseach Systems. Ibadan, Nigeria: International Institute of Tropical Agriculture, 1991.

MLA (9th ed.) Citation

Okigbo, Bede N. Development of Sustainable Agricultural Production Systems in Africa: Roles of International Agricultural Research Centres and National Agricultural Reseach Systems. International Institute of Tropical Agriculture, 1991.