Não informado. (1978). Quarterly Bibliography of Major Tropical Diseases. National Library of Medicine.
Chicago-referens (17:e uppl.)Não informado. Quarterly Bibliography of Major Tropical Diseases. Bethesda, Md: National Library of Medicine, 1978.
MLA-referens (8:e uppl.)Não informado. Quarterly Bibliography of Major Tropical Diseases. National Library of Medicine, 1978.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.