FAO. (1991). FAO terminology bulletin; N.20; rev.9: Names of countries. Rome: FAO.
Chicago Style CitationFAO. FAO Terminology Bulletin; N.20; Rev.9: Names of Countries. Rome: FAO, 1991.
Cita MLAFAO. FAO Terminology Bulletin; N.20; Rev.9: Names of Countries. Rome: FAO, 1991.
Atenció: Aquestes cites poden no estar 100% correctes.