000 00330nam a2200157Ia 4500
082 _a001.64404/Son
100 _aSoni, R
526 _dNTB
526 _aUG
366 _f20
942 _cBK
245 _aData communication and computer network
260 _aDelhi
_bSwastik Publications
_c2015
300 _a240
546 _aE
999 _c76837
_d76837