000 00301nam a2200121Ia 4500
008 190719s9999 xx 000 0 und d
082 _a621.38195404 L863
100 _aLOOMIS,M.E.S
245 0 _aDATA COMMUNICATIONS
260 _aNEW JERSEY
_bPrentice Hall
_c1983
300 _a24X16
942 _cBK
_2DDC
999 _c45337
_d45337