Gordon Pask <br/><br/>
Conversation theory : applications in Education and Epistemology 

 - Elsevier Scientific Publ, Amsterdam  1976 
 - xiii,402p figs., tabs 
<br/><br/><label>ISBN: </label>0-444-41424-X 
<br/><br/><label>Dewey Class. No.: </label>154.4 Pas