@book{3125,
	author = {Pérez Valera, Victor Manuel. and e-libro, Corp.},
	title = {Teoría del derecho /},
	publisher = {Oxford University Press Mexico,},
	year = {2016.},
	address = {Mexico, D.F. :},
	url = {https://isae.metabiblioteca.org/cgi-bin/koha/opac-retrieve-file.pl?id=a486c8bd0a433420b0f3c86b82b3d5a6}
}