http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
Effects of abandoned coal-mine drainage on streamflow and water quality in the Mahanoy Creek Basin, Schuylkill, Columbia, and Northumberland Counties, Pennsylvania, 2001
Charles A. Cravotta III ; in cooperation with the Schuylkill Conservation District and the Pennsylvania Department of Environmental Protection.
Title from PDF title page (viewed on Sept. 15, 2008).
Mode of access: Internet at the USGS web site. Address as of 9/16/08: http://pubs.usgs.gov/sir/2004/5291/pdf/sir2004-5291.pdf ; current access is available via PURL.
Scientific investigations report ; 2004-5291