http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
IBRR : an author, title, and classified index to reviews of books published in and of interest to the field of religion : cumulated and revised edition of the book reviews from Index to religious periodical literature
Index to religious periodical literature
American Theological Library Association
Also available as part of the ATLA religion database.