@book{89155,
	author = {Aguirre Robert, Cinthia Jimena. and López Arenas, Wenceslao.},
	title = {Estado mineral de bovinos de doble propósito bajo pastoreo en Hidalgotitlán, Veracruz},
	publisher = {El autor,},
	year = {2004.},
	address = {Chapingo, Méx. :}
}