Skinner charles <br/><br/>
Educational psychology 

 - New Delhi  A P H Publishing  2005 
 - 755p 
<br/><br/><label>ISBN: </label>978-8120303027 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Psychology
<br/><br/><label>Dewey Class. No.: </label>370.15 SKIE