Petroleum :
a resource interpretation /
by Chester G. Gilbert and Joseph E. Pogue.

APA Citation

Gilbert, C. G., Pogue, J. E. (Joseph Ezekiel). (1918). Petroleum: a resource interpretation. Washington: Smithsonian Institution, United States National Museum.

MLA Citation

Gilbert, Chester G, and Joseph E. (Joseph Ezekiel) Pogue. Petroleum: a Resource Interpretation. Washington: Smithsonian Institution, United States National Museum, 1918.

Warning: These citations may not always be complete (especially for serials).