APA (7th ed.) Citation

Harrison, J. E., Kleinkopf, M. D., & Obradovich, J. D. (1972). Tectonic events at the intersection between the Hope Fault and the Purcell Trench, northern Idaho. U.S. Govt. Print. Off.

Chicago Style (17th ed.) Citation

Harrison, Jack Edward, M. Dean Kleinkopf, and John D. Obradovich. Tectonic Events at the Intersection Between the Hope Fault and the Purcell Trench, Northern Idaho. Washington: U.S. Govt. Print. Off, 1972.

MLA (9th ed.) Citation

Harrison, Jack Edward, et al. Tectonic Events at the Intersection Between the Hope Fault and the Purcell Trench, Northern Idaho. U.S. Govt. Print. Off, 1972.