000 00255nam a22001097a 4500
082 _a373.354
_bPUC
245 _aChemistry
_b: for class ix and x
260 _aLahore:
_bQaumi Kutab Khana
_c1976
300 _a284p.
650 _aChemistry
_969391
942 _cBK
999 _c68158
_d68158