@book{98519,
	author = {Ramírez Flores, María de Lourdes.},
	title = {Los movimientos socio políticos de 1980 a 2009 en México},
	publisher = {El autor,},
	year = {2009},
	address = {Chapingo, Méx. :},
	url = {http://10.13.5.2/tesis/110177.pdf}
}