Geological Survey (U.S.), Edwards Aquifer Authority (Tex.), Clark, A. K., Golab, J. A., & Morris, R. R. (2017). Geologic framework and hydrostratigraphy of the Edwards and Trinity Aquifers within northern Bexar and Comal Counties, Texas. U.S. Department of the Interior, U.S. Geological Survey.
Chicago Style (17th ed.) CitationGeological Survey (U.S.), Edwards Aquifer Authority (Tex.), Allan K. Clark, James A. Golab, and Robert R. Morris. Geologic Framework and Hydrostratigraphy of the Edwards and Trinity Aquifers Within Northern Bexar and Comal Counties, Texas. Reston, Virginia: U.S. Department of the Interior, U.S. Geological Survey, 2017.
MLA (9th ed.) CitationGeological Survey (U.S.), et al. Geologic Framework and Hydrostratigraphy of the Edwards and Trinity Aquifers Within Northern Bexar and Comal Counties, Texas. U.S. Department of the Interior, U.S. Geological Survey, 2017.