Não informado. (1939). Explorer. University of Kansas City, School of Dentistry.
Chicago-referens (17:e uppl.)Não informado. Explorer. Kansas City, Kan: University of Kansas City, School of Dentistry, 1939.
MLA-referens (8:e uppl.)Não informado. Explorer. University of Kansas City, School of Dentistry, 1939.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.