FAO. (1999). Food, nutrition and agriculture; 1999; N24. Rome: FAO.
Chicago Style aipamenaFAO. Food, Nutrition and Agriculture; 1999; N24. Rome: FAO, 1999.
MLA aipamenaFAO. Food, Nutrition and Agriculture; 1999; N24. Rome: FAO, 1999.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.