APA (7th ed.) Citation

Eakins, G. R. (1970). A petrified forest on Unga Island, Alaska. Dept. of Natural Resources, Division of Mines and Geology.

Chicago Style (17th ed.) Citation

Eakins, Gilbert R. A Petrified Forest on Unga Island, Alaska. College, Alaska: Dept. of Natural Resources, Division of Mines and Geology, 1970.

MLA (9th ed.) Citation

Eakins, Gilbert R. A Petrified Forest on Unga Island, Alaska. Dept. of Natural Resources, Division of Mines and Geology, 1970.