000 00335nam a2200133Ia 4500
008 230222s9999 xx 000 0 und d
082 _a004.6
100 _aBehrouz A Forouzan
245 0 _aData Communications And Networking 4th Edition
250 _a4
260 _bMcgraw Hill, New Delhi
_c2017
650 _aCOMPUTER
942 _cBK
999 _c35354
_d35354