United Nations. Industrial Development Organization & Interregional Symposium on Industrial Evaluation (1965 : Prague). (1968). Evaluation of industrial projects: Selected studies presented at the Interregional Symposium on Industrial Project Evaluation held in Prague, Czechoslovakia, 11 to 29 October, 1965. United Nations.
Cita Chicago (17th ed.)United Nations. Industrial Development Organization i Interregional Symposium on Industrial Evaluation (1965 : Prague). Evaluation of Industrial Projects: Selected Studies Presented at the Interregional Symposium on Industrial Project Evaluation Held in Prague, Czechoslovakia, 11 to 29 October, 1965. New York: United Nations, 1968.
Cita MLA (9th ed.)United Nations. Industrial Development Organization i Interregional Symposium on Industrial Evaluation (1965 : Prague). Evaluation of Industrial Projects: Selected Studies Presented at the Interregional Symposium on Industrial Project Evaluation Held in Prague, Czechoslovakia, 11 to 29 October, 1965. United Nations, 1968.