Duggan, Stephen. <br/><br/>
Eramus, the world spirit, and the modern mind. 

 - New York-US :   Institute International Education,   1936. 
 - páginas 3-4 
 - Irregular 
 - Vol. 11, no. 6(Mar. 1936) 
 - News. Bulletin ;   no. 6 .
 - Institute of International Education. .