APA (7th ed.) Citation

Hoare, J. M., & Coonrad, W. L. (1959). Geology of the Bethel quadrangle, Alaska. The Survey.

Chicago Style (17th ed.) Citation

Hoare, J. M., and W. L. Coonrad. Geology of the Bethel Quadrangle, Alaska. Washington, D.C.: The Survey, 1959.

MLA (9th ed.) Citation

Hoare, J. M., and W. L. Coonrad. Geology of the Bethel Quadrangle, Alaska. The Survey, 1959.