APA (7th ed.) Citation

Hawley, C. C., & Clark, A. L. (1968). Occurrences of gold and other metals in the Upper Chulitna District, Alaska. United States Department of the Interior, Geological Survey.

Chicago Style (17th ed.) Citation

Hawley, C. C., and Allen L. Clark. Occurrences of Gold and Other Metals in the Upper Chulitna District, Alaska. Washington: United States Department of the Interior, Geological Survey, 1968.

MLA (9th ed.) Citation

Hawley, C. C., and Allen L. Clark. Occurrences of Gold and Other Metals in the Upper Chulitna District, Alaska. United States Department of the Interior, Geological Survey, 1968.