APA (7th ed.) Citation

Ball, M. W. (1951). Possible future petroleum provinces of North America: A symposium conducted by the American Association of Petroleum Geologists. Paper presented at the thirty-fifth annual meeting of the association, at Chica.. The American Association of Petroleum Geologists.

Chicago Style (17th ed.) Citation

Ball, Max W. Possible Future Petroleum Provinces of North America: A Symposium Conducted by the American Association of Petroleum Geologists. Paper Presented at the Thirty-fifth Annual Meeting of the Association, at Chica.. U.S.A: The American Association of Petroleum Geologists, 1951.

MLA (9th ed.) Citation

Ball, Max W. Possible Future Petroleum Provinces of North America: A Symposium Conducted by the American Association of Petroleum Geologists. Paper Presented at the Thirty-fifth Annual Meeting of the Association, at Chica.. The American Association of Petroleum Geologists, 1951.