Using Learning Contracts/ 
Malcolm S. Knowles. 
 - London:  Jossey-Bass Publishers,  c1986. 
 - xvi,262p.  Includes Bibliographical References.  23x15cm. 
<br/><br/><label>ISBN: </label>1555420168 
<br/><br/><label>Dewey Class. No.: </label>371.394KMO