@book{133752,
	author = {Ohlin, Bertil Gotthard},
	title = {Comercio interregional e internacional},
	publisher = {Oikos-tau Ediciones},
	year = {1975.},
	series = {Tratado de ciencias económicas},
	address = {Barcelona},
	note = {Translation of : Interregional and international trade.}
}