APA (7th ed.) Citation

Steven, T. A., & Ratté, J. C. (1960). Geology and ore deposits of the Summitville district, San Juan Mountains, Colorado. U.S. Gov. Print. Off.

Chicago Style (17th ed.) Citation

Steven, Thomas A., and James C. Ratté. Geology and Ore Deposits of the Summitville District, San Juan Mountains, Colorado. Washington, DC: U.S. Gov. Print. Off, 1960.

MLA (9th ed.) Citation

Steven, Thomas A., and James C. Ratté. Geology and Ore Deposits of the Summitville District, San Juan Mountains, Colorado. U.S. Gov. Print. Off, 1960.