APA (7th ed.) Citation

United States. Patent Office. (1888). Rules of practice in U.S. Patent Office, revised Apr. 18, 1888. [publisher not identified].

Chicago Style (17th ed.) Citation

United States. Patent Office. Rules of Practice in U.S. Patent Office, Revised Apr. 18, 1888. [Washington]: [publisher not identified], 1888.

MLA (9th ed.) Citation

United States. Patent Office. Rules of Practice in U.S. Patent Office, Revised Apr. 18, 1888. [publisher not identified], 1888.