APA aipamena

Ellsworth, P. (1971). The International Economy. Collier-Macmillan Limited.

Chicago Style aipamena

Ellsworth, P.T. The International Economy. Collier-Macmillan Limited, 1971.

MLA aipamena

Ellsworth, P.T. The International Economy. Collier-Macmillan Limited, 1971.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.