000 00336nam a2200145Ia 4500
008 230913s9999 xx 000 0 und d
082 _a4.68 GIL
100 _aGill, P S
245 0 _aData Communication & Computer Networks
250 _aI
260 _bPEEPEE
260 _c2004
300 _a142
650 _aComputers Engineering
999 _c122064
_d122064