000 00392nam a22001697a 4500
020 _a0070151555
082 _a539
_bBEI
100 _aBeiser, Arthur
245 _aConcepts of modern physics
260 _aNew Delhi
_bMcgraw hill
_c1981
300 _a623p.
650 _arelativity
650 _aatomic structure
700 _aMahajan, Shobhit
700 _aChoudhury, S. Rai
942 _cREF
999 _c245577
_d245577