000 00270nam a2200097 4500
020 _a1576102378
100 _aDAVID JOHNSON
245 _aMCSE NETWORKING ESSENTIALS EXAM PREP
260 _aUSA
_bCERTIFICATION INSIDER PRESS:INTERNATIONAL THOMSON PUBLISHING
_c1998
942 _cBK
999 _c8795
_d8795