@book{105229,
	author = {Markusen, James R. and Melvin, James R.},
	title = {The theory of international trade},
	publisher = {Harper & Row},
	year = {c1988.},
	address = {New York},
	note = {Portions of the book were originally published: The theory of international trade and its Canadian applications. Toronto : Butterworths, 1984.}
}