000 00388nam a2200157Ia 4500
008 230917s9999||||xx |||||||||||||| ||und||
040 _e84582
_aMAIN
041 _aEnglish
082 _a372.7 K86T
100 _aKramer, Klaas
245 0 _aTeaching elementary school mathematics
250 _a4th ed.
260 _aBoston
_bAllyn and Bacon
_c1978
300 _axi, 525 p.
942 _cBK
999 _c36679
_d36679