@book{65254,
	author = {Álvarez Ledesma, Mario Ignacio},
	title = {Introducción al derecho /},
	publisher = {McGraw-Hill},
	year = {2020},
	address = {México, D.F.},
	edition = {Cuarta edición},
	url = {https://login.zproxy.cun.edu.co/login?url=https://www.ebooks7-24.com:443/?il=9349}
}