00290nam a2200097Ia 4500080001700000100002300017245006200040260005600102300001500158583001900173  a08.16.01 K29  aKelleher, Kathleen  aTeleconferencing : linking people together electronically  bPrentice-HallaEnglewood Cliffs, New JerseyUSc1985  axv, 303 p.  c3/7/00kM2LMGR