APA aipamena

(2005). Perspectives in world food and agriculture. Ames, Iowa: Iowa State Press.

Chicago Style aipamena

Perspectives in World Food and Agriculture. Ames, Iowa: Iowa State Press, 2005.

MLA aipamena

Perspectives in World Food and Agriculture. Ames, Iowa: Iowa State Press, 2005.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.