APA (7th ed.) Citation

Wells, J. D. (1960). Petrography of radioactive tertiary igneous rocks, Front Range mineral belt, Colorado. U.S. Gov. Print. Off.

Chicago Style (17th ed.) Citation

Wells, J. D. Petrography of Radioactive Tertiary Igneous Rocks, Front Range Mineral Belt, Colorado. Washington [D.C.]: U.S. Gov. Print. Off, 1960.

MLA (9th ed.) Citation

Wells, J. D. Petrography of Radioactive Tertiary Igneous Rocks, Front Range Mineral Belt, Colorado. U.S. Gov. Print. Off, 1960.