@book{164505,
	author = {Simposium de Ganadería Tropical (8: 1989: Veracruz, Ver.)},
	title = {Aspectos reproductivos de ganado de doble propósito; memorias  /},
	publisher = {El Instituto,},
	year = {1989},
	address = {Veracruz, Ver.  :}
}