http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
a discussion to accompany the Tectonic map of North America, scale 1:5,000,000
Discussion to accompany the Tectonic map of North America, scale 1:5,000,000
1 online resource (iv, 95 pages) : illustrations, maps.
Title from title screen (viewed September 30, 2014).
Includes bibliographical references (pages 87-94) and index.
Geological Survey professional paper ; 628