@book{69628,
	author = {Hernández López, Adalberto. and Reyes Delgadillo, F. de J.},
	title = {Uso de enzimas en la alimentación de pollos de engorda},
	publisher = {El autor,},
	year = {1993},
	address = {Chapingo, Méx. :},
	note = {61-205}
}