000 00275nam a2200121Ia 4500
008 190216s9999||||xx |||||||||||||| ||und||
100 _aJoseph Ittyavirah And Premnath
245 0 _aElectronics
260 _bDhanpat Rai
300 _a392p
650 _aPhysics
942 _cBK
999 _c33281
_d33281