000 00385nam a2200181Ia 4500
008 240220s9999 xx 000 0 und d
041 _aENG
082 _a"4,6"
100 _aSchweber W.
245 0 _aData communication.
260 _aNew Delhi
260 _bMcgraw Hill International
260 _c1988
300 _a564p.
365 _b581
650 _aETC
942 _cDBK
999 _c26293
_d26293