Piaget, Jean,  1896-1980. <br/><br/>
The origins of intelligence in children; 
translated by Margaret Cook. 
 - New York,  International Universities Press    [c1952] 
 - 419 p.  23 cm. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Child psychology.<br/>Intellect.
<br/><br/><label>Dewey Class. No.: </label>136.72