000 00275nam a2200109Ia 4500
100 _aGambhir RS
245 _aIntroductory Physics - Vol-2: Waves, Optics and Heat
260 _c1972
_bTMH
_aBombay,
_aNew Delhi
300 _a147
700 _aBanerjee D,
_aDurgapal MC
942 _cBK
999 _c6521
_d6521