@book{14044,
	author = {Villoro Toranzo, Miguel},
	title = {Introduccion al estudio del derecho  /},
	publisher = {Porrua , },
	year = {1974.},
	series = {Universidad Ibereoamericana},
	address = {México  },
	edition = {2a ed.},
	note = {Incluye índice}
}