APA (7th ed.) Citation

United States. Railway Mail Service. (1899). Washington, Chicago, Ill., standpoint. publisher not identified].

Chicago Style (17th ed.) Citation

United States. Railway Mail Service. Washington, Chicago, Ill., Standpoint. [S.l.: publisher not identified], 1899.

MLA (9th ed.) Citation

United States. Railway Mail Service. Washington, Chicago, Ill., Standpoint. publisher not identified], 1899.

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