@book{89357,
	author = {Peréz Corona, Javier. and Vidal Altamirano, Juan Manuel.},
	title = {Consultoria agropecuaria :},
	publisher = {El autor,},
	year = {2004.},
	address = {Chapingo, Méx. :},
	url = {http://10.13.5.2/tesis/100885.pdf}
}