Kennedy, W., & Cobban, W. (1991). Upper Cretaceous (upper Santonian) Boehmoceras fauna from the Gulf Coast region of the United States.
Style de citation Chicago (17e éd.)Kennedy, W., et W. Cobban. Upper Cretaceous (upper Santonian) Boehmoceras Fauna from the Gulf Coast Region of the United States. 1991.
Style de citation MLA (9e éd.)Kennedy, W., et W. Cobban. Upper Cretaceous (upper Santonian) Boehmoceras Fauna from the Gulf Coast Region of the United States. 1991.
Attention : ces citations peuvent ne pas être correctes à 100%.