APA (7th ed.) Citation

Mahler, B. J. (2011). Recent (2008-10) water quality in the Barton Springs segment of the Edwards Aquifer and its contributing zone, central Texas, with emphasis on factors affecting nutrients and bacteria (Revised and reprinted: 2011.). U.S. Department of the Interior, U.S. Geological Survey.

Chicago Style (17th ed.) Citation

Mahler, B. J. Recent (2008-10) Water Quality in the Barton Springs Segment of the Edwards Aquifer and Its Contributing Zone, Central Texas, with Emphasis on Factors Affecting Nutrients and Bacteria. Revised and reprinted: 2011. Reston, Virginia: U.S. Department of the Interior, U.S. Geological Survey, 2011.

MLA (9th ed.) Citation

Mahler, B. J. Recent (2008-10) Water Quality in the Barton Springs Segment of the Edwards Aquifer and Its Contributing Zone, Central Texas, with Emphasis on Factors Affecting Nutrients and Bacteria. Revised and reprinted: 2011. U.S. Department of the Interior, U.S. Geological Survey, 2011.