Triennial Root Crops Symposium (1st : 1980 : Ibadan, Nigeria), International Society for Tropical Root Crops, Terry, E. R., Oduro, K. A., & Caveness, F. E. (1981). Tropical root crops: Research strategies for the 1980s : proceedings of the First Triennial Root Crops Symposium of the International Society for Tropical Root Crops--Africa Branch, 8-12 September 1980, Ibadan, Nigeria. International Development Research Centre.
Cita Chicago Style (17a ed.)Triennial Root Crops Symposium (1st : 1980 : Ibadan, Nigeria), International Society for Tropical Root Crops, E. R. Terry, K. A. Oduro, y Fields E. Caveness. Tropical Root Crops: Research Strategies for the 1980s : Proceedings of the First Triennial Root Crops Symposium of the International Society for Tropical Root Crops--Africa Branch, 8-12 September 1980, Ibadan, Nigeria. Ottawa: International Development Research Centre, 1981.
Cita MLA (9a ed.)Triennial Root Crops Symposium (1st : 1980 : Ibadan, Nigeria), et al. Tropical Root Crops: Research Strategies for the 1980s : Proceedings of the First Triennial Root Crops Symposium of the International Society for Tropical Root Crops--Africa Branch, 8-12 September 1980, Ibadan, Nigeria. International Development Research Centre, 1981.