Onwueme, I. C., & Sinha, T. D. (1991). Field crop production in tropical Africa: Principles and practice. Technical Centre for Agricultural and Rural Co-operation.
Chicago Style (17th ed.) CitationOnwueme, I. C., and T. D. Sinha. Field Crop Production in Tropical Africa: Principles and Practice. The Netherlands: Technical Centre for Agricultural and Rural Co-operation, 1991.
MLA (9th ed.) CitationOnwueme, I. C., and T. D. Sinha. Field Crop Production in Tropical Africa: Principles and Practice. Technical Centre for Agricultural and Rural Co-operation, 1991.
Warning: These citations may not always be 100% accurate.