ECU Libraries Catalog

Pennsylvanian system in the United States

MLA

Branson, Carl C. Pennsylvanian System In the United States. Tulsa, Oklahoma: American Association of Petroleum Geologists, 1962.

APA

Branson, C. C. (1962). Pennsylvanian system in the United States. Tulsa, Oklahoma: American Association of Petroleum Geologists.

Chicago

Branson, Carl C. Pennsylvanian System In the United States. Tulsa, Oklahoma: American Association of Petroleum Geologists, 1962.