APA (7th ed.) Citation

LeRoy, L. W., & Low, J. W. (1954). Graphic problems in petroleum geology ([1st ed.].). Harper.

Chicago Style (17th ed.) Citation

LeRoy, L. W., and Julian W. Low. Graphic Problems in Petroleum Geology. [1st ed.]. New York: Harper, 1954.

MLA (9th ed.) Citation

LeRoy, L. W., and Julian W. Low. Graphic Problems in Petroleum Geology. [1st ed.]. Harper, 1954.