@book{89266,
	author = {Vargas Negrete, Noé.},
	title = {El desarrollo rural en el estado de Guanajuato 2000-2003 /},
	publisher = {El autor,},
	year = {2001.},
	address = {Chapingo, Méx. :},
	url = {http://10.13.5.2/tesis/100794.pdf}
}