Não informado. (1948). Occasional Papers of the Allan Hancock Foundation. University of Southern California.
Παραπομπή σε μορφή Chicago (17η εκδ.)Não informado. Occasional Papers of the Allan Hancock Foundation. Los Angeles, Calif: University of Southern California, 1948.
Παραπομπή σε μορφή MLA (8th εκδ.)Não informado. Occasional Papers of the Allan Hancock Foundation. University of Southern California, 1948.
Πρόσοχή: Οι παραπομπές μπορεί να μην είναι 100% ακριβείς.