000 00291nam a2200121Ia 4500
008 160122s9999 xx 000 0 und d
041 _aEnglish
100 _aSanjay Sharma
245 _aData Communication Networks
260 _bDelhi:S K Kataria
_c2006
300 _a439p.
650 _aComputer
999 _c5827
_d5827