APA (7th ed.) Citation

Hill, J. M. (1912). The mining districts of the western United States. Government Print. Office.

Chicago Style (17th ed.) Citation

Hill, James M. The Mining Districts of the Western United States. Washington, DC: Government Print. Office, 1912.

MLA (9th ed.) Citation

Hill, James M. The Mining Districts of the Western United States. Government Print. Office, 1912.