000 00248nam a2200097Ia 4500
008 231013s9999 xx 000 0 und d
090 _a507.8
100 0 _aTan Eng Chai Et Al
245 0 0 _aElit SPM Sains
260 3 _aSelangor.
_bCerdik Pub Sdn Bhd
_c2005
999 _c12587
_d12587