http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
algebraic thinking, grade 3, [teacher book]
Algebra: problems from groundworks, grade 3
Conté: Groundworks : algebraic thinking, grade 3, [teacher book] ; Algebra : problems from groundworks, students workbook ; Algebra : problems from groundworks, grade 3, answer key
es-CRAI p2 512(07) GRE España. Biblioteca Universitat de Barcelona MANES