APA
Regional Seminar on Machine Tools in Developing Countries of Europe and the Middle East V. o. 1., United Nations Industrial Development Organization (Vienna) & United Nations Industrial Development Organization (Vienna). (1972). Regional seminar on machine tools in developing countries of Europe and the Middle East. New York: United Nations.
Chicago
Regional Seminar on Machine Tools in Developing Countries of Europe and the Middle East Varna,18-27 octubre 1971, United Nations Industrial Development Organization (Vienna) and United Nations Industrial Development Organization (Vienna). 1972. Regional seminar on machine tools in developing countries of Europe and the Middle East. New York: United Nations.
Harvard
Regional Seminar on Machine Tools in Developing Countries of Europe and the Middle East V. o. 1., United Nations Industrial Development Organization (Vienna) and United Nations Industrial Development Organization (Vienna). (1972). Regional seminar on machine tools in developing countries of Europe and the Middle East. New York: United Nations.
MLA
Regional Seminar on Machine Tools in Developing Countries of Europe and the Middle East Varna,18-27 octubre 1971, United Nations Industrial Development Organization (Vienna) and United Nations Industrial Development Organization (Vienna). Regional seminar on machine tools in developing countries of Europe and the Middle East. New York: United Nations. 1972.
Libro