APA (7th ed.) Zitazioa

Winters, L. A. (1991). International economics. Routledge.

Chicago Style (17th ed.) Zitazioa

Winters, L. Alan. International Economics. London: Routledge, 1991.

MLA (9th ed.) Zitazioa

Winters, L. Alan. International Economics. Routledge, 1991.