Ginsburg, Herbert <br/><br/>
Piaget's theory of intellectual development / 
Herbert  Ginsburg and Opper Sylvia 
 - 2nd ed. 
 - New Jersey :  Printice-Hall,  1979. 
 - viii, 253p. :  23cm. 
<br/><br/>Includes bibliographies and indexes 
<br/><br/><label>ISBN: </label>0136751407 0136751326 
<br/><br/><label>Subjects--Topical Terms: </label><br/>cognition in children.<br/>Education--Philosophy
<br/><br/><label>LC Class. No.: </label>BF723.C5  / .G56 1979