Não informado. (1968). The American Journal of Orthopedic Surgery. Texas Orthopedic Association.
Chicago-referens (17:e uppl.)Não informado. The American Journal of Orthopedic Surgery. New York: Texas Orthopedic Association, 1968.
MLA-referens (8:e uppl.)Não informado. The American Journal of Orthopedic Surgery. Texas Orthopedic Association, 1968.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.