@book{1540,
	author = {Mladenatz, Gromoslav. and Tumino, Carmelo,},
	title = {Historia de las doctrinas cooperativas /},
	publisher = {Intercoop,},
	year = {1969.},
	address = {Buenos Aires :},
	edition = {1ª ed.},
	note = {Título del original francés: Histoire des doctrines coopératives.}
}