http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
Mapping irrigated cropland from Landsat data for determination of water use from the High Plains aquifer in parts of Colorado, Kansas, Nebraska, New Mexico, Oklahoma, South Dakota, Texas, and Wyoming
Mapping irrigated cropland for water use, High Plains aquifer
vi, 38 pages : illustrations (some color), maps (some color) ; 29 cm.
by Gail P. Thelin and Frederick J. Heimes.
"Mapping irrigated cropland for water use, High Plains aquifer"--P. [4] of cover.
Two colored maps on folded leaf in pocket.
U.S. Geological Survey professional paper ; 1400-C