Simonson, Michael  <br/><br/>
Teaching and learning at a distance : foundations of distance education 

 - 3rd ed. 
 - Upper Saddle River  Pearson/Merrill Prentice Hall  c2006 
 - 360 p 
<br/><br/><label>ISBN: </label>0131196308 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Distance education.
<br/><br/><label>LC Class. No.: </label>LC 5800 .T43/