000 00333nam a2200133Ia 4500
008 230222s9999 xx 000 0 und d
082 _a004.6
100 _aBehrouz A Forouzan
245 0 _aData Communications and Networking 5th Ed.
250 _a5
260 _bMc Graw Hill , New Delhi
_c2017
650 _aCOMPUTER
942 _cBK
999 _c35682
_d35682