000 00486pam a2200157 a 4500
020 _c
041 _h
082 _a004.65
_bCOM
100 _aComer, Douglas E.
245 _aInternet Book : Everything you Need to Know About Computer Networking and How the Internet Works /
_cNULL.
_hTextual Documents
250 _a3rd ed /
_b.
260 _aDelhi :
_bPearson Education Inc. ,
_c2002.
300 _a205 ;
_c24*15.
653 _aCommunication Network Architecture
930 _a1227
999 _c120730
_d120730