000 00322nam a2200133Ia 4500
008 161018s9999 xx 000 0 und d
020 _a8120329694
100 _aSingh B
_92397
245 _aData Communications And Computer Networks
250 _a2Ed
260 _bPrentice Hall
300 _a353p.
_bRs:295
490 _a2612
999 _c2612
_d2612