@book{1387,
	author = {Lajugie, Joseph},
	title = {Los sistemas económicos.},
	publisher = {Eudeba, },
	year = {1987.},
	series = {Cuadernos Economía.},
	address = {Buenos Aires : },
	edition = {21era.ed.},
	note = {Bibliografía p. 137-138. }
}