Drucker, Philip. <br/><br/>
Smithsonian Institution Berau of America Ethnology. Bulletin ;   no. 141 

 - Washington-US :   Goverment Printing Office,   1943. 
 - páginas 1-95 
 - Irregular 
 - No. 141 (1946) 
 - Smithsonian Institution Berau of America Ethnology. Bulletin ;   no. 141 .
 - The Carengie Endowment for International Peace. .