000 00325nam a2200145Ia 4500
020 _a997110331x
082 _bT115
_a540
100 _a"Ababio Osei Yaw"
245 0 _anew school chemistary
260 _bfep press
_c1996
300 _a544
944 _cTB
999 _c517048
_d517048