000 00345nam a2200145Ia 4500
020 _a0000000000000
082 _b3776
_a540
100 _a"Ayub , Muhammad"
245 2 _aA Level Chemistry AS
260 _bRajput Publisher
_aPAKISTAN
_c2008
300 _a382
944 _cBK
999 _c396507
_d396507