000 00334nam a2200157Ia 4500
008 190201s9999 xx 000 0 und d
020 _a131660918
082 _a1
082 _b64404
100 _a"Black, Uyless"
245 0 _aComputer Networks
260 _aNew Jersey
260 _bPHI
260 _c1987
300 _a"IX, 451"
999 _c32953
_d32953