@book{39010,
	author = {Hart, H.L.A. and Carrio, Genaro R,},
	title = {El concepto de derecho /},
	publisher = {Abeledo-Perrot,},
	year = {2012.},
	address = {Buenos Aires :},
	edition = {3a ed.},
	note = {Incluye indice general, indice alfabetico.}
}