000 00347nam a2200145Ia 4500
020 _a9780195799415
082 _b1969
_a510
100 _a"RAYMOND CHOONG"
245 0 _aTHINKING MATHEMATICS 3
260 _bOXFORD LITERACY WEB
_aNewyork
_c2003
300 _a176
944 _cTR
999 _c347244
_d347244