APA (7th ed.) Citation

United States. Railway Mail Service. (1908). Scheme of Nebraska, Chicago, Ill., standpoint, Apr. 1908. GPO.

Chicago Style (17th ed.) Citation

United States. Railway Mail Service. Scheme of Nebraska, Chicago, Ill., Standpoint, Apr. 1908. [Washington]: GPO, 1908.

MLA (9th ed.) Citation

United States. Railway Mail Service. Scheme of Nebraska, Chicago, Ill., Standpoint, Apr. 1908. GPO, 1908.

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