APA aipamena

Kenen,Peter B. (1989). The international economy (2.). Prentice Hall.

Chicago Style aipamena

Kenen,Peter B. The International Economy. 2. New Jersey: Prentice Hall, 1989.

MLA aipamena

Kenen,Peter B. The International Economy. 2. Prentice Hall, 1989.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.