http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
Soil survey of Grant County, South Dakota
South Dakota Agricultural Experiment Station
36 unnumbered pages 1649-1679 pages : illustrations, map ; 24 cm.
by W.I. Watkins and W.H. Pierre ; U.S. Department of Agriculture, Bureau of Soils in cooperation with the South Dakota Agricultural Experiment Station.
Advance sheets--field operations of the Bureau of Soils