http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
13 volumes : color illustrations ; 22-28 cm. + teacher's ed (13 volumes)
Each student text is accompanied by a teacher's resource kit, which includes teacher's edition, copy masters, posters, transparencies, Ideas for creative teaching, and Teaching and evaluating student writing.