000 00347nam a22001217a 4500
020 _a9789350301340
082 _a535.42
_bAGA.T
100 _aGopal Krishnan Agarwal
245 _aTheory of diffraction
260 _aJaipur
_bOxford book company
_c2013
650 _aElectromagnetic telegraph
_aLaws of diffraction
_aScattering of light
942 _cBK
999 _c199552
_d199552