000 00350nam a2200133Ia 4500
005 20260413100747.0
008 230516s9999||||xx |||||||||||||| ||und||
100 _aForouzan Behrouz A
245 0 _aData Communication networking
260 _bMcgrew hill new Delhi
_c2011
300 _a1134
942 _cGB
999 _c4418
_d4418