@book{129233,
	author = {Krugman, Paul R. and Obstfeld, Maurice and Hannequart, Achille},
	title = {Economie internationale},
	publisher = {De Boeck université},
	year = {1999},
	series = {Ouvertures économiques},
	address = {Bruxelles},
	edition = {2e éd. française, 4e tirage 1999}
}