United Nations Industrial Development Organization. (1970). Utilization of non-ferrous scrap metal. Report of the expert group meeting on non-ferrous scrap metal, Vienna, 25-28 November, 1969.
Chicagoスタイル(17版)引用形式United Nations Industrial Development Organization. Utilization of Non-ferrous Scrap Metal. Report of the Expert Group Meeting on Non-ferrous Scrap Metal, Vienna, 25-28 November, 1969. New York, 1970.
MLA(9版)引用形式United Nations Industrial Development Organization. Utilization of Non-ferrous Scrap Metal. Report of the Expert Group Meeting on Non-ferrous Scrap Metal, Vienna, 25-28 November, 1969. 1970.
警告: この引用は必ずしも正確ではありません.