@book{61670,
	author = {Guzmán Reyes, Claudia Fabiola. and López Muñoz, Luis Enrique.},
	title = {Diagnóstico del estado mineral de vacas lecheras en La Magdalena, Jalisco},
	publisher = {El autor,},
	year = {1997},
	address = {Chapingo, Méx. :}
}