000 00360n a2200157 a 4500
000 B B
001 001684
005 20220201162753.0
082 _a510
_bM5 MAT
100 _aCutler, Ann
245 _aThe Trachtenberg Speed System of basic Mathematics
260 _bRupa & Company
_c1985
300 _a237
690 _aMathematics
908 _aT
999 _c1682
_d1682