Levorsen, A. I., Heaton, R. L., Kew, W. S. W., & Bass, N. W. (1941). Stratigraphic type oil fields. The American association of petroleum geologists.
Chicago Style (17th ed.) CitationLevorsen, A. I., Ross L. Heaton, William S. W. Kew, and N. Wood Bass. Stratigraphic Type Oil Fields. Tulsa, Okla: The American association of petroleum geologists, 1941.
MLA (9th ed.) CitationLevorsen, A. I., et al. Stratigraphic Type Oil Fields. The American association of petroleum geologists, 1941.
Warning: These citations may not always be 100% accurate.