APA (7th ed.) Citation

United States. Department of the Treasury. (1890). Stamping of imported prepared smoking opium. [publisher not identified].

Chicago Style (17th ed.) Citation

United States. Department of the Treasury. Stamping of Imported Prepared Smoking Opium. [Washington]: [publisher not identified], 1890.

MLA (9th ed.) Citation

United States. Department of the Treasury. Stamping of Imported Prepared Smoking Opium. [publisher not identified], 1890.

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