000 00273nam a2200121Ia 4500
999 _c32366
_d32366
020 _a9780070634145
100 _aBehrouz A Forouzan
245 _aData Communications and Networking
250 _a4
260 _c2006
_bTMH
_aNew Delhi
300 _axxxiv+1132
942 _cBB