State of the watershed : water quality of Boulder Creek, Colorado /
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Imprint: | Reston, Va. : U.S. Dept. of the Interior, U.S. Geological Survey ; Denver, CO : For sale by U.S. Geological Survey, Information Services, 2006. |
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Description: | 34 pages : digital, PDF file. |
Language: | English |
Series: | U. S. Geological Survey Circular ; 1284 Geological Survey circular ; 1284. |
Subject: | |
Format: | E-Resource U.S. Federal Government Document Book |
URL for this record: | http://pi.lib.uchicago.edu/1001/cat/bib/6560731 |
Item Description: | Title from title screen (viewed on Mar. 30, 2006). |
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Physical Description: | 34 pages : digital, PDF file. |
Format: | Mode of access: Available via Internet at the USGS web site. Address as of 3/30/06: http://pubs.usgs.gov/circ/circ1284/pdf/circ1284.pdf; current access via PURL. |
Bibliography: | Includes bibliographical references. |