APA (7th ed.) Citation

United States. Railway Mail Service. (1903). General scheme of Michigan, Jan. 1903. GPO.

Chicago Style (17th ed.) Citation

United States. Railway Mail Service. General Scheme of Michigan, Jan. 1903. [Washington]: GPO, 1903.

MLA (9th ed.) Citation

United States. Railway Mail Service. General Scheme of Michigan, Jan. 1903. GPO, 1903.

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