Frehner, B. (2011). Finding oil: The nature of petroleum geology, 1859-1920. University of Nebraska Press.
Chicago Style (17. basım) AtıfFrehner, Brian. Finding Oil: The Nature of Petroleum Geology, 1859-1920. Lincoln: University of Nebraska Press, 2011.
MLA (9th ed.) AtıfFrehner, Brian. Finding Oil: The Nature of Petroleum Geology, 1859-1920. University of Nebraska Press, 2011.
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