http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
Seismic refraction studies of the subsurface geology of Walnut Gulch Experimental Watershed, Arizona
iv, 14 pages, 3 folded leaves of plates : illustrations, maps ; 26 cm.
[F. Libby, D.E. Wallace, and D.P. Spangler].
"Soil and Water Conservation Research Division"
Includes bibliographical references (page 14).
ARS (Series) (United States. Agricultural Research Service) ; 41-164