United Nations Industrial Development Organization. (1980). Information sources on industrial quality control (Revised edition.). United Nations.
Citazione stile Chigago Style (17a edizione)United Nations Industrial Development Organization. Information Sources on Industrial Quality Control. Revised edition. New York: United Nations, 1980.
Citatione MLA (9a ed.)United Nations Industrial Development Organization. Information Sources on Industrial Quality Control. Revised edition. United Nations, 1980.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.