000 00370nam a2200157Ia 4500
020 _a981051736X
040 _cDDC
082 _bT-1397
_a510
100 _aSun, Thomas Wong Hock
245 0 _aCHALLENGING ADDITIONAL MATHEMATICS for O level
260 _c2007
300 _a150
942 _2ddc
_cTR
999 _c151827
_d151827