APA (7th ed.) Citation

Johnson, M. G. (1972). Placer gold deposits of Arizona. United States Department of the Interior, Geological Survey.

Chicago Style (17th ed.) Citation

Johnson, Maureen G. Placer Gold Deposits of Arizona. [Washington, D.C.]: United States Department of the Interior, Geological Survey, 1972.

MLA (9th ed.) Citation

Johnson, Maureen G. Placer Gold Deposits of Arizona. United States Department of the Interior, Geological Survey, 1972.