1 |  | Mathematics for elementary teachers: an activity approach / Albert B. Bennett, Laurie J. Burton, L. Ted Nelson . - 7th ed. - New York : McGraw-Hill, 2007. - 313 tr. : illustrations ; 26 cm Thông tin xếp giá: : L162QCA000381-L162QCA000382 : L162QCA000441 |
2 |  | Mathematics for elementary teachers: a conceptual approach / Albert B. Bennett, L. Ted Nelson . - 7th ed. - New York : McGraw-Hill, 2007. - 804 tr. : illustrations ; 26 cm Thông tin xếp giá: : L15QCA001339 : L162QCA000380 |