000 00278nam a2200121Ia 4500
008 220201s1989 xx 000 0 eng d
082 _a4.65
_bKEI
100 _aKeiser,Gerd E
245 0 _aLocal area networks
260 _aNY
_bMcgraw Hill
_c1989
300 _a420
942 _2ddc
999 _c33640
_d33640