Gold, Ron. <br/><br/>
The Description of cognitive development :  three Piagetian themes. 

 - Oxford :  Clarendon,  1987. 
 - ix, 168p. 
<br/><br/>Includes bibliographical references. 
<br/><br/><label>ISBN: </label>0198521502 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Cognition.<br/>Theory of knowledge.