000 00308nam a2200133Ia 4500
008 240913s9999||||xx |||||||||||||| ||und||
082 _a530 ARO/B
100 _aCL Arora
245 0 _aB.SC Practical Physics
250 _aNULL
260 _bS Chand and Co
_aNew Delhi
_c2009
300 _a693
942 _cBKS
999 _c14486
_d14486