-. The Journal of the American Medical Association, Vol. 163 No. 1-14, January-April 1957. American Medical Association.
Chicago-referens (17:e uppl.)-. The Journal of the American Medical Association, Vol. 163 No. 1-14, January-April 1957. American Medical Association.
MLA-referens (8:e uppl.)-. The Journal of the American Medical Association, Vol. 163 No. 1-14, January-April 1957. American Medical Association.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.