APA aipamena

Venables, A. (1991). A Customs Union with a Continuum of Products. CEPR.

Chicago Style aipamena

Venables, A. A Customs Union with a Continuum of Products. CEPR, 1991.

MLA aipamena

Venables, A. A Customs Union with a Continuum of Products. CEPR, 1991.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.