http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
256 pages : illustrations ; 24 cm. + workbook + teacher's ed. + teacher's resource book + workbook, teacher's ed. + unit assessment tests.
Jack Cassidy, Doris Roettger, Karen K. Wixson.