http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
xxiii, 368 pages : illustrations ; 28 cm.
Pt. 1. The record through 1956 -- Pt. 2. The record since 1956.
edited by Marion Clawson and Carlton S. Van Doren.
Includes bibliographical references and index.