000 00332nam a2200133 4500
020 _a0395133645
082 _a510
_bMOD
100 _aDuncan
245 _aModern School Mathematics structure and use
_cErnest R.Duncan
250 _a1
260 _aNew York
_bHoughton Mifflin company
_c1972
300 _a444+
942 _cREF
999 _c13711
_d13711