Não informado. (1940). Journal of the Philippine Medical Association. Philippine Medical Association.
Chicago-referens (17:e uppl.)Não informado. Journal of the Philippine Medical Association. Manila: Philippine Medical Association, 1940.
MLA-referens (8:e uppl.)Não informado. Journal of the Philippine Medical Association. Philippine Medical Association, 1940.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.