Duggan, Stephen. <br/><br/>
Harvars tercetenary and its significance. 

 - New York-US :   Institute International Education,   1936. 
 - páginas 3-19 
 - Irregular 
 - Vol. 12, no. 1(Oct. 1936) 
 - News. Bulletin ;   no. 1 .
 - Institute of International Education. .