APA (7th ed.) Citation

United States. Railway Mail Service. (1884). Schedules of railway post offices on principal through mail routes of U.S.; corrected to Oct. 1, 1884. GPO.

Chicago Style (17th ed.) Citation

United States. Railway Mail Service. Schedules of Railway Post Offices on Principal Through Mail Routes of U.S.; Corrected to Oct. 1, 1884. [Washington]: GPO, 1884.

MLA (9th ed.) Citation

United States. Railway Mail Service. Schedules of Railway Post Offices on Principal Through Mail Routes of U.S.; Corrected to Oct. 1, 1884. GPO, 1884.