000 00323nam a2200121Ia 4500
008 221221s9999 xx 000 0 und d
020 _a9788131790625
082 _a004
_bDUM/P
100 _aDumas, M Barry
245 0 _aPrinciples Of Computer Networks And Communications
260 _aNew Delhi
_bPearson
_c2013
942 _cBK
999 _c26464
_d26464