@book{111946,
	author = {Esparza Sánchez, Cuauhtémoc.},
	title = {Historia de la ganadería en Zacatecas 1531-1911 /},
	publisher = {Instituto Zacatecano de Cultura,},
	year = {1996.},
	address = {Zacatecas,Zac. :},
	edition = {3 ed.}
}