Simonson, Harold P. (March 1959). "Zona Gale's Acquaintance "with" Francis Grierson". The Historical Society of Southern California Quarterly. 41 (1): 11–16. doi:10.2307/41172634. JSTOR41172634.
jstor.org
Simonson, Harold P. (March 1959). "Zona Gale's Acquaintance "with" Francis Grierson". The Historical Society of Southern California Quarterly. 41 (1): 11–16. doi:10.2307/41172634. JSTOR41172634.