APA (7th ed.) Citation

United States. Congress. Senate. Committee on Foreign Relations & ProQuest (Firm). (1918). Traffic in opium. [publisher not identified].

Chicago Style (17th ed.) Citation

United States. Congress. Senate. Committee on Foreign Relations and ProQuest (Firm). Traffic in Opium. Washington: [publisher not identified], 1918.

MLA (9th ed.) Citation

United States. Congress. Senate. Committee on Foreign Relations and ProQuest (Firm). Traffic in Opium. [publisher not identified], 1918.

Warning: These citations may not always be 100% accurate.