Cita APA (7a ed.)
Sisay, A., Ebro, A., & Tegegne, A. (1998). Fertility of Bos indicus and B. indicus x B. taurus crossbred cows and heifers after oestrus synchronization in the Rift Valley of Ethiopia. Ethiopian Society of Animal Production.
Cita Chicago Style (17a ed.)
Sisay, A., A. Ebro, y Azage Tegegne. Fertility of Bos Indicus and B. Indicus X B. Taurus Crossbred Cows and Heifers After Oestrus Synchronization in the Rift Valley of Ethiopia. Ethiopian Society of Animal Production, 1998.
Cita MLA (9a ed.)
Sisay, A., et al. Fertility of Bos Indicus and B. Indicus X B. Taurus Crossbred Cows and Heifers After Oestrus Synchronization in the Rift Valley of Ethiopia. Ethiopian Society of Animal Production, 1998.
Precaución: Estas citas no son 100% exactas.