APA (7th ed.) Citation

Imlay, R. W. (1960). Characteristic Lower Cretaceous megafossils from northern Alaska. U.S. Govt. Print. Off.

Chicago Style (17th ed.) Citation

Imlay, Ralph W. Characteristic Lower Cretaceous Megafossils from Northern Alaska. Washington: U.S. Govt. Print. Off, 1960.

MLA (9th ed.) Citation

Imlay, Ralph W. Characteristic Lower Cretaceous Megafossils from Northern Alaska. U.S. Govt. Print. Off, 1960.