@book{143,
	author = {Cortés Conde, Roberto},
	title = {Income differentials and migrations},
	publisher = {Instituto Torcuato Di Tella. Centro de Investigaciones Económicas},
	year = {1983},
	address = {Buenos Aires},
	note = {Separata de: Economic in the Long View, editado por Chales P. Kindleberger and Guido Di Tella. London, The MacMillan Press, 1982, v.2}
}