@book{21157,
	author = {Corwin, Edward S  and Peltason, J.W. },
	title = {La constitución},
	publisher = {Bibliográfica OMEBA, },
	year = {c1949, c1968},
	address = {Buenos Aires : },
	edition = {1 ed.},
	note = {Una interpretación de la constitución de los EE.UU. de Norteamérica}
}