000 00274nam a2200109Ia 4500
008 231004s9999 xx 000 0 und d
020 _a0-7897-0181-2
090 _a004.620 ZAC
100 0 _aCraig Zacker, Paul Doyle
245 0 0 _aUpgrading and repairing networks
260 _aQUE
999 _c1766
_d1766