Cita APA (7a ed.)
Tegegne, A., Dembarga, Y., & Kassa, T. (1992). Gonadal and extragonadal sperm reserves in Boran and Boran X Friesian bulls raised on two planes of nutrition in the highlands of Ethiopia. Elsevier.
Cita Chicago Style (17a ed.)
Tegegne, Azage, Y. Dembarga, y T. Kassa. Gonadal and Extragonadal Sperm Reserves in Boran and Boran X Friesian Bulls Raised on Two Planes of Nutrition in the Highlands of Ethiopia. Elsevier, 1992.
Cita MLA (9a ed.)
Tegegne, Azage, et al. Gonadal and Extragonadal Sperm Reserves in Boran and Boran X Friesian Bulls Raised on Two Planes of Nutrition in the Highlands of Ethiopia. Elsevier, 1992.
Precaución: Estas citas no son 100% exactas.