http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
a guide to optimization, scale up and validation
ix, 387 pages, 2 unnumbered pages of plates : illustrations (some color) ; 24 cm. + 1 computer disk (3 1/2 in.)
System requirements for accompanying computer disk: Windows or MS-DOS ; Microsoft Excel 5.0 or later.
Includes bibliographical references and index.