The Miocene Topanga Group of southern California [electronic resource] : a 100-year history of changes in stratigraphic nomenclature / by Russell H. Campbell, Thane H. McCulloh, and John G. Vedder.
Mode of access: Internet via the USGS web site. Address as of 07/15/08: http://pubs.usgs.gov/of/2007/1385/of2007-1385.pdf; current access available via PURL.
Note
Title from PDF title screen (viewed on Jan. 14, 2008).
At head of title on HTML title screen: Western Earth Surface Processes Team.