APA aipamena

FAO. (1971). Annual fertilizer review N.71. Rome: FAO.

Chicago Style aipamena

FAO. Annual Fertilizer Review N.71. Rome: FAO, 1971.

MLA aipamena

FAO. Annual Fertilizer Review N.71. Rome: FAO, 1971.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.