000 00326nam a2200145Ia 4500
020 _a9810154526
082 _bT.147
_a510
100 _a"Dr.Kho Tek Hong"
245 0 _aPrimary Mathematics 6A
260 _aNew York
_c1984
300 _a128
944 _cTB
999 _c387023
_d387023