Bolanos Moya, J. M. (1997). Post-partum reproductive performance of Zebu (Bos indicus) cows in the humid tropics. Swedish University of Agricultural Sciences.
Chicago-referens (17:e uppl.)Bolanos Moya, Jorge Mario. Post-partum Reproductive Performance of Zebu (Bos Indicus) Cows in the Humid Tropics. Uppsala: Swedish University of Agricultural Sciences, 1997.
MLA-referens (8:e uppl.)Bolanos Moya, Jorge Mario. Post-partum Reproductive Performance of Zebu (Bos Indicus) Cows in the Humid Tropics. Swedish University of Agricultural Sciences, 1997.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.