United Nations. Statistical Division. (2001). Industrial commodity statistics yearbook =: Annuaire de statistiques industrielles par produit. United Nations, Dept. for Economic and Social Information and Policy Analysis, Statistical Division.
芝加哥风格引文United Nations. Statistical Division. Industrial Commodity Statistics Yearbook =: Annuaire De Statistiques Industrielles Par Produit. New York: United Nations, Dept. for Economic and Social Information and Policy Analysis, Statistical Division, 2001.
MLA引文United Nations. Statistical Division. Industrial Commodity Statistics Yearbook =: Annuaire De Statistiques Industrielles Par Produit. United Nations, Dept. for Economic and Social Information and Policy Analysis, Statistical Division, 2001.