LEVORSEN, A. I. (1967). Geology of petroleum - A.I. Levorsen. W.H. Freeman.
Chicago Style (17th ed.) CitationLEVORSEN, A. I. Geology of Petroleum - A.I. Levorsen. W.H. Freeman, 1967.
MLA (8th ed.) CitationLEVORSEN, A. I. Geology of Petroleum - A.I. Levorsen. W.H. Freeman, 1967.
Warning: These citations may not always be 100% accurate.