Panama-Pacific International Exposition. (1912). The Exposition city: Bird's-eye view. North American Press Association.
Chicago-referens (17:e uppl.)Panama-Pacific International Exposition. The Exposition City: Bird's-eye View. San Francisco: North American Press Association, 1912.
MLA-referens (8:e uppl.)Panama-Pacific International Exposition. The Exposition City: Bird's-eye View. North American Press Association, 1912.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.