Não informado. (1948). Occasional Papers of the Allan Hancock Foundation. University of Southern California.
Chicago-referens (17:e uppl.)Não informado. Occasional Papers of the Allan Hancock Foundation. Los Angeles, Calif: University of Southern California, 1948.
MLA-referens (8:e uppl.)Não informado. Occasional Papers of the Allan Hancock Foundation. University of Southern California, 1948.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.