http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
FAO Yearbook 2000-2004 : forest products ; FAO annuaire : produits forestiers ; FAO anuario : productos forestales
Food and Agriculture Organization of United Nations.
Metin, İngilizce-Fransızca-İspanyolca paralel