000 00310nam a2200133Ia 4500
008 240913s9999||||xx |||||||||||||| ||und||
082 _a540 DAT/T
100 _aNc datta
245 4 _aThe story of chemistry
250 _aNULL
260 _bUniversity press
_aNew Delhi
_c2005
300 _a474
942 _cBKS
999 _c16816
_d16816