http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
Forest service roadless area conservation
1 online resource (3 volumes) : illustrations, maps
v. 1. [without special title] -- v. 2. Maps of inventoried roadless areas by state and the Commonwealth of Puerto Rico -- v. [3] Summary and proposed rule.
GPO Cataloging Record Distribution Program (CRDP).
Includes bibliographical references (volume 1).
United States. Forest Service. Washington Office.