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.
Citazione stile Chigago Style (17a edizione)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.
Citatione MLA (9a 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.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.