APA-referens (7:e uppl.)
Federal Writers' Project & ebrary, Inc. (2013). California in the 1930s: The WPA guide to the Golden State. University of California Press.
Chicago-referens (17:e uppl.)
Federal Writers' Project och Inc ebrary. California in the 1930s: The WPA Guide to the Golden State. Berkeley: University of California Press, 2013.
MLA-referens (9:e uppl.)
Federal Writers' Project och Inc ebrary. California in the 1930s: The WPA Guide to the Golden State. University of California Press, 2013.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.