@book{100167,
	author = {Montoya Facio, José Salvador. and Torres Carral, Guillermo Arturo},
	title = {Una acción gubernamental contra la crisis alimentaria :},
	publisher = {El autor,},
	year = {2010.},
	address = {Chapingo, Méx. :},
	url = {http://10.13.5.2/tesis/111826.pdf}
}