000 00285nam a2200121Ia 4500
008 160122s9999 xx 000 0 und d
041 _aEnglish
100 _amichaael dortch
245 _aABCs of local area networks
260 _bDelhi:BPS
_c1990
300 _a212p.
650 _aComputer
999 _c2168
_d2168