@book{123379,
	author = {Radbruch, Gustav,  and Roces, Wenceslao, },
	title = {Introducción a la filosofía del derecho / },
	publisher = {Fondo de Cultura Económica, },
	year = {1974.},
	series = {Breviarios ; },
	address = {México [etc.] : },
	edition = {4ª ed.}
}