APA (7th ed.) Citation

Lilley, E. R. (1928). The geology of petroleum and natural gas. D. Van Nostrand company, inc..

Chicago Style (17th ed.) Citation

Lilley, Ernest Raymond. The Geology of Petroleum and Natural Gas. New York: D. Van Nostrand company, inc., 1928.

MLA (9th ed.) Citation

Lilley, Ernest Raymond. The Geology of Petroleum and Natural Gas. D. Van Nostrand company, inc., 1928.