http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
Hydrologic budget and conditions of Permian, Pennsylvanian, and Mississippian aquifers in the Appalachian Plateaus physiographic province
1 online resource (vii, 77 pages) : illustrations, maps.
Title from title screen (viewed July 11, 2016).
Includes bibliographical references (pages 70-77).
Scientific investigations report ; 2015-5106