United States. Public Health Service. (1960). National Institutes of Health (Rev. ed.). U.S. Department of Health, Education, and Welfare, Public Health Service.
Chicago-referens (17:e uppl.)United States. Public Health Service. National Institutes of Health. Rev. ed. [Washington, D.C.]: U.S. Department of Health, Education, and Welfare, Public Health Service, 1960.
MLA-referens (8:e uppl.)United States. Public Health Service. National Institutes of Health. Rev. ed. U.S. Department of Health, Education, and Welfare, Public Health Service, 1960.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.