APA (7th ed.) Citation

Hoare, J. M., & Condon, W. H. (1971). Geologic map of the St. Michael quadrangle, Alaska. U.S. Geological Survey.

Chicago Style (17th ed.) Citation

Hoare, J. M., and W. H. Condon. Geologic Map of the St. Michael Quadrangle, Alaska. Washington, D.C.: U.S. Geological Survey, 1971.

MLA (9th ed.) Citation

Hoare, J. M., and W. H. Condon. Geologic Map of the St. Michael Quadrangle, Alaska. U.S. Geological Survey, 1971.