000 00249nam a2200109Ia 4500
008 230901s9999 xx 000 0 eng d
100 _aSingh (KK)
245 0 _aComputer Networks
250 _a1
260 _bUNIVERSITY PRESS
942 _2ddc
_cSCIENCE
999 _c19170
_d19170