APA citiranje

Wallis, M. (1988). Oil man: The story of Frank Phillips and the bith of Phillips petroleum. New York: Doubleday.

Trích dẫn kiểu Chicago

Wallis, Michael. Oil Man: The Story of Frank Phillips and the Bith of Phillips Petroleum. New York: Doubleday, 1988.

MLA citiranje

Wallis, Michael. Oil Man: The Story of Frank Phillips and the Bith of Phillips Petroleum. New York: Doubleday, 1988.

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