000 00293nam a2200097Ic 4500
008 240520s9999 xx 000 0 und d
100 1 _aTomasi, Wayne
245 1 0 _aElectronic communication sys. fund. through /
_cWayne Tomasi
264 1 _bEnglewood Cliffs, N.J.: Prentice-Hall
_c1995
942 _cBK
999 _c20630
_d20630