TY - BOOK AU - Simonson,Michael R. TI - Teaching and learning at a distance: foundations of distance education SN - 0131196308 AV - LC5800 .T43 2006 U1 - 371.35 22 PY - 2006/// CY - Upper Saddle River, N.J. PB - Pearson/Merrill Prentice Hall KW - Distance education KW - Afstandsonderwijs KW - gtt KW - Internet KW - Enseignement áa distance N1 - Includes bibliographical references and index ER -