Learning approaches to therapeutic behavior change/ 
ed by Donald J. Levis 
 - Chicago:  Aldine publishing  c1970 
 - ix,262p.:  ill.; 
<br/><br/> Include bibliographical references and index 
<br/><br/><label>ISBN: </label>202260208 
<br/><br/><label>Dewey Class. No.: </label>157.9