000 00340nam a2200145Ia 4500
020 _a9789810154387
082 _bT-644
_a510
100 _a"Hong, Dr. Kho Tek"
245 0 _aPrimary mathematics workbook 2 B Part Two
260 _c1982
300 _a120
944 _cTB
999 _c277038
_d277038