000 00363nam a2200157Ia 4500
008 160902s9999 xx 000 0 und d
020 _a1-57231-527-X
040 _cPK-GjGUL
082 _a004.6
_bNET-N
245 0 _aNetworking essentials
250 _a2nd ed
260 _aU.S.A.
_bMicrosoft Corporation
_c1999
300 _a838
546 _aEng.
942 _cBK
999 _c5956
_d5956