000 00407nam a2200145Ia 4500
008 241226s9999 xx 000 0 und d
020 _a81-7649-102-0
082 _a621.382
_bHEL
100 _aHeld, G
245 0 _aHandbook of communication systems management
260 _aNew Delhi :
_bViva Book Pvt,
_c1999.
300 _axvii,1145
365 _a2500
650 _aElectrical Electronics Communication,
999 _c132037
_d132037