Baltes Paul  B Ed. <br/><br/>
Life-span development and behavior . 
Baltes Paul  B Ed.; Brim Orville G Ed. 
 - New York     Academic Press       1980 
 - xvi ,412p  cm. 
 -  V 3 .
<br/><br/><label>Standard No.: </label>75735 
<br/><br/><label>Source: </label> Textual 
<br/><br/><label>Dewey Class. No.: </label>S:(G:7), M0.3