Trends in streamflow of the San Pedro River, southeastern Arizona [electronic resource] / [Blakemore E. Thomas] ; prepared in cooperation with the Bureau of Land Management.
Imprint
[Reston, Va.] : U.S. Dept. of the Interior, U.S. Geological Survey, [2006]
Mode of access: Internet from the USGS web site. Address as of 7/23/08: http://pubs.usgs.gov/fs/2006/3004/pdf/fs20063004.pdf; current access available via PURL.
Note
Title from PDF title screen (viewed on July 23, 2008).