000 00361nam a2200169Ia 4500
008 190201s9999 xx 000 0 und d
020 _a9.78E+12
082 _a621
082 _b382 WI
100 _a"Winch,Robert,G."
245 0 _aTelecommunication Transm
250 _aSecond
260 _aNew Delhi
260 _bM.H
260 _c1993
300 _a540
999 _c36636
_d36636