Mathews, J.H. <br/><br/>
An experiment in international good will. 

 - New York-US :   The institute of international education,   1933. 
 - páginas 5-7 
 - Irregular 
 - Vol.8, no.4 (Jan.1933) 
 - News bulletin  ;   no.4 .
 - The institute of international education. .