APA (7th ed.) Citation

Gordon, M. (1968). An early Reticuloceras Zone fauna from the Hale Formation in northwestern Arkansas. U.S. Govt. Print. Off..

Chicago Style (17th ed.) Citation

Gordon, Mackenzie. An Early Reticuloceras Zone Fauna From the Hale Formation in Northwestern Arkansas. Washington: U.S. Govt. Print. Off., 1968.

MLA (8th ed.) Citation

Gordon, Mackenzie. An Early Reticuloceras Zone Fauna From the Hale Formation in Northwestern Arkansas. U.S. Govt. Print. Off., 1968.

Warning: These citations may not always be 100% accurate.