United Nations Industrial Development Organization. (1985). Manual for the preparation of industrial feasibility studies. United Nations.
Chicago-Zitierstil (17. Ausg.)United Nations Industrial Development Organization. Manual for the Preparation of Industrial Feasibility Studies. New York: United Nations, 1985.
MLA-Zitierstil (9. Ausg.)United Nations Industrial Development Organization. Manual for the Preparation of Industrial Feasibility Studies. United Nations, 1985.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.