@book{50200,
	author = {Margadant S., Guillermo Floris,},
	title = {Panorama de la historia universal del derecho /},
	publisher = {M.A. Porrúa,},
	year = {2013.},
	address = {México :},
	edition = {7a edición.},
	url = {https://elibro.net/ereader/politecnicointernacional/73063}
}