000 00212 a2200085 4500
020 _a9781435496699
082 _a004.6 MANS
100 _aMansfield Kenneth C
_9116665
245 _aComputer networking from Lans to Wans
999 _c745101
_d745100
942 _w429
_xElizabeth Motloung
_y429
_zElizabeth Motloung