APA
UNITED NATIONS E. A. S. A. o., UNITED NATIONS E. A. S. A. o., . (1968). Improvement of supply management. New York: United Nations.
Chicago
UNITED NATIONS ECONOMIC AND SOCIAL AFFAIRS(Dept of-), UNITED NATIONS ECONOMIC AND SOCIAL AFFAIRS(Dept of-), . 1968. Improvement of supply management. New York: United Nations.
Harvard
UNITED NATIONS E. A. S. A. o., UNITED NATIONS E. A. S. A. o., . (1968). Improvement of supply management. New York: United Nations.
MLA
UNITED NATIONS ECONOMIC AND SOCIAL AFFAIRS(Dept of-), UNITED NATIONS ECONOMIC AND SOCIAL AFFAIRS(Dept of-), . Improvement of supply management. New York: United Nations. 1968.
