http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
by L.R. Schoenmann [and others] ; U.S. Department of Agriculture, Bureau of Soils, in cooperation with the Texas Agricultural Experiment Station.
"Advance sheets--Field operations of the Bureau of Soils, 1918."
Microfilm. College Station, Tex. : Microfilmed by Southwest Micropublishing, Inc. on behalf of Texas A&M University General Libraries, 2000. 1 microfilm reel ; 35 mm. (USAIN state and local literature preservation project, Texas ; reel 96.4)
USAIN state and local literature preservation project, Texas ; reel 96.4