APA (7th ed.) Citation
Hahn, S., & Lal, R. (1977). Effect of method of seed bed preparation, mulching and time of planting on yam (Dioscorea rotundata) in Western Nigeri. In C.L.A. Leakey (Eds.), Proceedings of the Third Symposium of the International Society for Tropical Root Crops (p. 293-306).
Chicago Style (17th ed.) Citation
Hahn, S.K, and R. Lal. Effect of Method of Seed Bed Preparation, Mulching and Time of Planting on Yam (Dioscorea Rotundata) in Western Nigeri. In C.L.A. Leakey (Eds.), Proceedings of the Third Symposium of the International Society for Tropical Root Crops (p. 293-306). 1977.
MLA (9th ed.) Citation
Hahn, S.K, and R. Lal. Effect of Method of Seed Bed Preparation, Mulching and Time of Planting on Yam (Dioscorea Rotundata) in Western Nigeri. In C.L.A. Leakey (Eds.), Proceedings of the Third Symposium of the International Society for Tropical Root Crops (p. 293-306). 1977.
Warning: These citations may not always be 100% accurate.