APA (7th ed.) Citation

Levorsen, A. (1958). Geology of petroleum. WH Freeman.

Chicago Style (17th ed.) Citation

Levorsen, AI. Geology of Petroleum. WH Freeman, 1958.

MLA (8th ed.) Citation

Levorsen, AI. Geology of Petroleum. WH Freeman, 1958.

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