000 00308nam a2200133Ia 4500
008 230206s9999||||xx |||||||||||||| ||und||
020 _c480
040 _aDEL
100 _aTiwari, Ashish
245 0 _aData Communication and Networking
260 _bKamal Prakashan
_aIndore
300 _a752
942 _cBK
999 _c91113
_d91113