APA (7th ed.) Citation

Fritz, R. D., Horn, M. K., & Joshi, S. D. (1991). Geological aspects of horizontal drilling. American Association of Petroleum Geologists.

Chicago Style (17th ed.) Citation

Fritz, R. D., Myron K. Horn, and S. D. Joshi. Geological Aspects of Horizontal Drilling. Tulsa, Okla., U.S.A.: American Association of Petroleum Geologists, 1991.

MLA (9th ed.) Citation

Fritz, R. D., et al. Geological Aspects of Horizontal Drilling. American Association of Petroleum Geologists, 1991.