APA (7th ed.) Citation

United Nations. Division of Narcotic Drugs & United Nations. Department of Social Affairs. (1949). Bulletin on narcotics. United Nations.

Chicago Style (17th ed.) Citation

United Nations. Division of Narcotic Drugs and United Nations. Department of Social Affairs. Bulletin on Narcotics. [New York, N.Y.]: United Nations, 1949.

MLA (9th ed.) Citation

United Nations. Division of Narcotic Drugs and United Nations. Department of Social Affairs. Bulletin on Narcotics. United Nations, 1949.