Arnold, R., & Kemnitzer, W. J. (1931). Petroleum in the United States and possessions: A presentation and interpretation of the salient data of geology, technology, and economics of petroleum in each state and possession treated according to the conventional major field divisions ([1st ed.].). Harper & brothers.
Chicago Style (17th ed.) CitationArnold, Ralph, and William Johnson Kemnitzer. Petroleum in the United States and Possessions: A Presentation and Interpretation of the Salient Data of Geology, Technology, and Economics of Petroleum in Each State and Possession Treated According to the Conventional Major Field Divisions. [1st ed.]. New York, London: Harper & brothers, 1931.
MLA (9th ed.) CitationArnold, Ralph, and William Johnson Kemnitzer. Petroleum in the United States and Possessions: A Presentation and Interpretation of the Salient Data of Geology, Technology, and Economics of Petroleum in Each State and Possession Treated According to the Conventional Major Field Divisions. [1st ed.]. Harper & brothers, 1931.