Triennial Symposium of the International Society for Tropical Root Crops Owerri, Nigeria. (1987). Tropical root crops and the African food crisis. International Development Research Centre.
Cita Chicago (17th ed.)Triennial Symposium of the International Society for Tropical Root Crops Owerri, Nigeria. Tropical Root Crops and the African Food Crisis. Ottawa, Ont: International Development Research Centre, 1987.
Cita MLA (9th ed.)Triennial Symposium of the International Society for Tropical Root Crops Owerri, Nigeria. Tropical Root Crops and the African Food Crisis. International Development Research Centre, 1987.
Atenció: Aquestes cites poden no estar 100% correctes.