University of Hawaii (Honolulu). Agricultural Extension Service. (1939). Agricultural extension circular. The Service.
Chicago-referens (17:e uppl.)University of Hawaii (Honolulu). Agricultural Extension Service. Agricultural Extension Circular. [Honolulu]: The Service, 1939.
MLA-referens (8:e uppl.)University of Hawaii (Honolulu). Agricultural Extension Service. Agricultural Extension Circular. The Service, 1939.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.