Town Lake bottom sediments [electronic resource] : a chronicle of water quality changes in Austin, Texas, 1960-98 / [P.C. Van Metre and B.J. Mahler] ; in cooperation with the City of Austin.
Imprint
[Reston, Va.] : U.S. Department of the Interior, U.S. Geological Survey, [1999]
Mode of access: Internet from the USGS Web site. Address as of 8/2/04: http://water.usgs.gov/pubs/fs/fs-183-99/pfd/FS%5183-99.pdf; current access is available via PURL.
Note
Title from PDF title screen (viewed on August 2, 2004).