Cita APA (7a ed.)
Zerbini, E., Gebre-Wold, A., & Shapiro, B. I. (1999). The potential of cow traction in the East African highlands. Animal Traction Network for Eastern and Southern Africa (ATNESA).
Cita Chicago Style (17a ed.)
Zerbini, E., A. Gebre-Wold, y Barry I. Shapiro. The Potential of Cow Traction in the East African Highlands. Animal Traction Network for Eastern and Southern Africa (ATNESA), 1999.
Cita MLA (9a ed.)
Zerbini, E., et al. The Potential of Cow Traction in the East African Highlands. Animal Traction Network for Eastern and Southern Africa (ATNESA), 1999.
Precaución: Estas citas no son 100% exactas.