APA aipamena

Atkin, M. (1995). The International Grain Trade (Second Edition). ELSEVIER.

Chicago Style aipamena

Atkin, Michael. The International Grain Trade (Second Edition). ELSEVIER, 1995.

MLA aipamena

Atkin, Michael. The International Grain Trade (Second Edition). ELSEVIER, 1995.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.