@book{34300,
	author = {Congreso Internacional de Historia Económica, 4th Bloomington, Ind. and Jara, Alvarado.},
	title = {Tierras nuevas},
	publisher = {El Colegio de México},
	year = {1969.},
	series = {Centro de estudios históricos, nueva serie},
	address = {México}
}