ECU Libraries Catalog

Bibliography of North American geology

MLA

Bibliography of North American Geology. Washington, D.C.: U.S. Govt. Print. Off, 1931.

APA

(1931). Bibliography of North American geology. Washington, D.C.: U.S. Govt. Print. Off.

Chicago

Bibliography of North American Geology. Washington, D.C.: U.S. Govt. Print. Off, 1931.