APA (7th ed.) Citation

Churkin, M., & Oliver, W. A. (1975). Paleozoic corals of Alaska. U.S. Gov. Print. Office.

Chicago Style (17th ed.) Citation

Churkin, Michael, and William A. Oliver. Paleozoic Corals of Alaska. Washington: U.S. Gov. Print. Office, 1975.

MLA (9th ed.) Citation

Churkin, Michael, and William A. Oliver. Paleozoic Corals of Alaska. U.S. Gov. Print. Office, 1975.