http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
geologic story of Gunnison Gorge National Conservation Area, Colorado
vii, 40 pages : illustrations, maps (some color) ; 28 cm.
by Karl S. Kellogg ; prepared in cooperation with the U.S. Bureau of Land Management.
Includes bibliographical references (page 35).
Gunnison Gorge National Conservation Area
Gunnison Gorge National Conservation Area (Colo.)
Professional paper (Geological Survey (U.S.)) ; no. 1699