Style de citation APA (7e éd.)
Yenne, K., & Heck, W. (1952). Boundary of the Pennsylvanian and Permian(?) in the subsurface Scurry reef, Scurry Country, Texas.
Style de citation Chicago (17e éd.)
Yenne, K.A, et W.A Heck. Boundary of the Pennsylvanian and Permian(?) in the Subsurface Scurry Reef, Scurry Country, Texas. 1952.
Style de citation MLA (9e éd.)
Yenne, K.A, et W.A Heck. Boundary of the Pennsylvanian and Permian(?) in the Subsurface Scurry Reef, Scurry Country, Texas. 1952.
Attention : ces citations peuvent ne pas être correctes à 100%.