000 00312nam a2200133Ia 4500
008 220314s9999||||xx |||||||||||||| ||und||
080 _a539
100 _aMurugeshan, R
245 0 _aModern physics
250 _a18
260 _bS Chand & Co. Ltd., New Delhi
_c2016
650 _aModern physics
942 _cBOOK
999 _c34040
_d34040