000 00441nam a2200181Ia 4500
008 221105s9999 xx 000 0 und d
041 _aENGLISH
082 _a621.381 GUP
082 _bGUP
100 _aGUPTA S N
245 0 _aELECTRONIC COMMUNICATIONS II MODULE 3: ELECTRONIC COMMUNICATION SYSTEMS
260 _bIMPACT
260 _c1999
300 _a226
650 _aELECTRONICS
650 _bCOMMUNICATION SYSTEMS
942 _cBK
999 _c3732
_d3732