APA (7th ed.) Citation

Geological Survey (U.S.), National Regional Aquifer Systems Analysis Program (U.S.), & Craigg, S. D. (1990). Hydrogeology of the Point Lookout Sandstone in the San Juan structural basin, New Mexico, Colorado, Arizona and Utah. The Survey.

Chicago Style (17th ed.) Citation

Geological Survey (U.S.), National Regional Aquifer Systems Analysis Program (U.S.), and Steven D. Craigg. Hydrogeology of the Point Lookout Sandstone in the San Juan Structural Basin, New Mexico, Colorado, Arizona and Utah. Reston, Va.: The Survey, 1990.

MLA (9th ed.) Citation

Geological Survey (U.S.), et al. Hydrogeology of the Point Lookout Sandstone in the San Juan Structural Basin, New Mexico, Colorado, Arizona and Utah. The Survey, 1990.