Geology of a middle tertiary clay deposit in the Patagonia Mountains near Harshaw, Santa Cruz County, Southeastern Arizona [electronic resource] / by Brenda B. Houser.
Imprint
[Reston, Va.] : U.S. Dept. of the Interior, U.S. Geological Survey, 2005.
Mode of access: Internet from the USGA web site. Address as of 7/14/2008: http://pubs.usgs.gov/bul/b2209-i/b2209i.pdf; current access available via PURL.
Note
Title from title screen (viewed July 14, 2008).
James D. Bliss, Phillip R. Moyle, and Keith R. Long, editors.