http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
development of water resources planning in the United States from the Reclamation Act of 1902 to the Principles and Standards of 1973
1 online resource (xii, 170) : illustrations, maps.
Includes bibliographical references (pages 157-168) and index.