000 00327nam a2200145Ia 4500
020 _a0000000000000
082 _bT188
_a540
100 _a"Chaudry, Dr. A. Rehman"
245 0 _aChemistry for class IX-X
260 _c1998
300 _a395
944 _cTB
999 _c542051
_d542051