Piaget, Jean <br/><br/>
The essential piaget 

 - New York  Basic Books  1977 
 - xlii,881 p. 
<br/><br/><label>ISBN: </label>0465020585 
<br/><br/><label>Subjects--Topical Terms: </label><br/>CHILD PSYCHOLOGY<br/>INTELLIGENCE<br/>MENTAL PROCESS<br/>PSYCHOLOGY
<br/><br/><label>Dewey Class. No.: </label>155.41308  / PIA