PIAGET,Jean <br/><br/>
Main Trends in:  Psychology/ 
Jean Piaget 
 - George Allen and Unwin Ltd  London  c1970 
 - 72p.;  some color 
<br/><br/> Include Index 
<br/><br/><label>ISBN: </label>0041500423 
<br/><br/><label>Dewey Class. No.: </label>150.1