http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
1 online resource (xvi, 622 pages): illustrations, text file, PDF.
edited by Ronald B. David ; with section editors, John B. Bodensteiner, David E. Mandelbaum, Barbara J. Olson.
Includes bibliographical references and index