000 00292nam a2200121Ia 4500
008 201121s9999 xx 000 0 und d
100 _aBLACK UYLESS D
245 0 _aDATA COMMUNICATIONS AND DISTRIBUTED NETWORKING
250 _a3RD
260 _bN.D. PHI
_c2001
300 _c426
942 _cBK
999 _c10706
_d10706