United States. Bureau of Narcotics. (1930). Traffic in opium and other dangerous drugs with respect to Philippine Islands, for years ended Dec. 31, 1930 and 1931, reports by Government of U.S.A. GPO.
Chicago Style (17th ed.) CitationUnited States. Bureau of Narcotics. Traffic in Opium and Other Dangerous Drugs with Respect to Philippine Islands, for Years Ended Dec. 31, 1930 and 1931, Reports by Government of U.S.A. [Washington]: GPO, 1930.
MLA (9th ed.) CitationUnited States. Bureau of Narcotics. Traffic in Opium and Other Dangerous Drugs with Respect to Philippine Islands, for Years Ended Dec. 31, 1930 and 1931, Reports by Government of U.S.A. GPO, 1930.
Warning: These citations may not always be 100% accurate.