Onwueme, I. (1978). The tropical tuber crops: Yams, cassava, sweet potato, and cocoyams. New York, NY, USA Wiley and Sons.
Chicago Style (17th ed.) CitationOnwueme, I.C. The Tropical Tuber Crops: Yams, Cassava, Sweet Potato, and Cocoyams. New York, NY, USA Wiley and Sons, 1978.
MLA (8th ed.) CitationOnwueme, I.C. The Tropical Tuber Crops: Yams, Cassava, Sweet Potato, and Cocoyams. New York, NY, USA Wiley and Sons, 1978.
IICA/CATIE CitationOnwueme, I. 1978. The tropical tuber crops: Yams, cassava, sweet potato, and cocoyams. New York, NY, USA Wiley and Sons.