Di Napoli, Peter <br/><br/>
Homework in the city elementary schools. 

 - New York :  Columbia University Press,  1937. 
 - 60 p. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>FILOSOFIA<br/>INVESTIGACION EDUCATIVA<br/>METODOS PEDAGOGICOS
<br/><br/><label>Subjects--Facted Index Terms: </label><br/>FILOSOFIA