Asquith, W. H., & Gary, M. O. (2005). Acoustic Doppler velocity monitoring within Main Spring, Barton Springs, Austin, Texas, April-September 2004: Enhancing the accuracy of springflow data. U.S. Dept. of the Interior, U.S. Geological Survey.
Chicago Style (17th ed.) CitationAsquith, William H., and Marcus O. Gary. Acoustic Doppler Velocity Monitoring Within Main Spring, Barton Springs, Austin, Texas, April-September 2004: Enhancing the Accuracy of Springflow Data. [Reston, Va.]: U.S. Dept. of the Interior, U.S. Geological Survey, 2005.
MLA (9th ed.) CitationAsquith, William H., and Marcus O. Gary. Acoustic Doppler Velocity Monitoring Within Main Spring, Barton Springs, Austin, Texas, April-September 2004: Enhancing the Accuracy of Springflow Data. U.S. Dept. of the Interior, U.S. Geological Survey, 2005.