APA (7th ed.) Citation

Von Guerard, P., Abbott, P. O., & Nickless, R. C. (1987). Hydrology of the U.S. Army Pinon Canyon maneuver site, Las Animas County, Colorado. U.S. Geological Survey.

Chicago Style (17th ed.) Citation

Von Guerard, Paul, P. O. Abbott, and Raymond C. Nickless. Hydrology of the U.S. Army Pinon Canyon Maneuver Site, Las Animas County, Colorado. Denver, Colorado: U.S. Geological Survey, 1987.

MLA (9th ed.) Citation

Von Guerard, Paul, et al. Hydrology of the U.S. Army Pinon Canyon Maneuver Site, Las Animas County, Colorado. U.S. Geological Survey, 1987.