@book{1233,
	author = {Robson, Peter,},
	title = {The economics of international integration /},
	publisher = {Routledge,},
	year = {1998.},
	address = {London ;},
	edition = {4th ed.},
	url = {http://link.library.utoronto.ca/eir/EIRdetail.cfm?Resources__ID=1058321&T=F}
}