000 00291nam a2200133Ia 4500
100 _aA.J. Caristi
942 _cRB
654 _aELECTRONICS
245 _aElectronics Telephone Projects
260 _bB.P.B.
_aNew Delhi
_c1989
082 _a621.385
_bPAN
546 _aENGLISH
999 _c20174
_d20174