Phillips, John L. <br/><br/>
Orgins of intellect  : Piaget's theory 
John L. Phillips 
 - San Francisco:  W. H. Freeman,  1969. 
 -  xviii, 149p. 
<br/><br/> PB 
<br/><br/><br/>Eng 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Child psychology <br/>Child development <br/>Educational psychology
<br/><br/><label>Dewey Class. No.: </label>155.413  / PHO