APA aipamena

FAO. (1990). Food aid in figures, 1990: Vol.8.2. Rome: FAO.

Chicago Style aipamena

FAO. Food Aid in Figures, 1990: Vol.8.2. Rome: FAO, 1990.

MLA aipamena

FAO. Food Aid in Figures, 1990: Vol.8.2. Rome: FAO, 1990.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.