000 00330nam a2200145Ia 4500
020 _a9814077720
082 _b939
_a420
100 _a"L.K Wong"
245 0 _aIDOMS
260 _bSystem Publishing House Ltd
_aSingapore
_c2003
300 _a106
944 _cBK
999 _c471373
_d471373