APA (7th ed.) Citation

Hoare, J. M. (1983). Summit Island Formation, a new Upper Cretaceous formation in southwestern Alaska. United States Gov. Print. Off.

Chicago Style (17th ed.) Citation

Hoare, J. M. Summit Island Formation, a New Upper Cretaceous Formation in Southwestern Alaska. Washington: United States Gov. Print. Off, 1983.

MLA (9th ed.) Citation

Hoare, J. M. Summit Island Formation, a New Upper Cretaceous Formation in Southwestern Alaska. United States Gov. Print. Off, 1983.