Sullivan, Edmund V. <br/><br/>
Piaget and the school curriculum :  a critical appraisal / 
Edmund V. Sullivan. 
 - Ontario [Can.] :  OISE,  1967. 
 - 38 p. 
 - Bulletin ;  2 .
<br/><br/><label>Encabezamiento--Tema: </label><br/>Psicología educativa