Cita APA (7a ed.)
El-Amin, F. (1976). Age at first calving: A short review of published studies in Euorpean and Zebu cattle.
Cita Chicago Style (17a ed.)
El-Amin, F.M. Age at First Calving: A Short Review of Published Studies in Euorpean and Zebu Cattle. 1976.
Cita MLA (9a ed.)
El-Amin, F.M. Age at First Calving: A Short Review of Published Studies in Euorpean and Zebu Cattle. 1976.
Precaución: Estas citas no son 100% exactas.