000 00298nam a2200121Ia 4500
008 220201s1989 xx 000 0 eng d
041 _aENG
100 _aKEISER, G E
245 0 _aLOCAL AREA NETWORK
260 _aLONDON
_bTHAMES AND HUDSON PUBLISHING COMPANY
_c1989
300 _a420
942 _2ddc
999 _c61117
_d61117