APA (7th ed.) Citation

Clark, A. L., & Cobb, E. H. (1972). Metallic mineral resources map of the Talkeetna quadrangle, Alaska. U.S. Geological Survey.

Chicago Style (17th ed.) Citation

Clark, Allen L., and Edward H. Cobb. Metallic Mineral Resources Map of the Talkeetna Quadrangle, Alaska. Washington, D.C.: U.S. Geological Survey, 1972.

MLA (9th ed.) Citation

Clark, Allen L., and Edward H. Cobb. Metallic Mineral Resources Map of the Talkeetna Quadrangle, Alaska. U.S. Geological Survey, 1972.