APA Edition Citation

A.I. Levorsen. (1985). Geology of Petroleum (2nd.). CBS.

Chicago Edition Citation

A.I. Levorsen. Geology of Petroleum. 2nd. NewDelhi: CBS, 1985.

MLA Edition Citation

A.I. Levorsen. Geology of Petroleum. 2nd. CBS, 1985.

Warning: These citations may not always be 100% accurate.