Siann, Gerda <br/><br/>
Educational Psychology in A Changing World 

 - 2th ed.  
 - London  Allen & Unwin Paperbacks  1988 
 - 432p 
<br/><br/> includes index and biblioraphy 
<br/><br/><label>ISBN: </label>0044451571     100 
<br/><br/><label>Dewey Class. No.: </label>O77  / SI112