@book{69064,
	author = {COMISIÓN ORGANIZADORA DEL CENTENARIO DE RERUM NOVARUM.},
	title = {CONGRESO:},
	publisher = {COMISIÓN ORGANIZADORA DEL CENTENARIO DE RERUM NOVARUM,},
	year = {1991.},
	series = {MEMORIA},
	address = {MÉXICO ;}
}