http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
committed to retain 20170930 20421231 HathiTrust https://www.hathitrust.org/shared_print_program AEU HathiTrust Shared Print commitment 2017
Includes bibliographical references (pages 10-11).