000 00318nam a2200145Ia 4500
020 _a9789696230090
082 _bT-285
_a540
100 _a"Alam,Zaheer"
245 0 _aPure Chemistry O Level
260 _aLahore
_c2016
300 _a0
944 _cTR
999 _c71550
_d71550