APA (7th ed.) Citation

LEVORSEN, A. I. (1967). Geology of petroleum - A.I. Levorsen. W.H. Freeman.

Chicago Style (17th ed.) Citation

LEVORSEN, A. I. Geology of Petroleum - A.I. Levorsen. W.H. Freeman, 1967.

MLA (8th ed.) Citation

LEVORSEN, A. I. Geology of Petroleum - A.I. Levorsen. W.H. Freeman, 1967.

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