Lancelot, W. H. <br/><br/>
Permanent learning : a study in educational techniques/ 
W. H. Lancelot 
 - New York:  John Wiley & Sons,  1957 
 - 221p. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Educational Technique
<br/><br/><label>Dewey Class. No.: </label>371.3078 LAN-P