Παραπομπή σε μορφή APA (7η εκδ.)

Century of Progress International Exposition. (1934). 1934, Century of Progress. Western Newspaper Union.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Century of Progress International Exposition. 1934, Century of Progress. [Chicago, Ill.]: Western Newspaper Union, 1934.

Παραπομπή σε μορφή MLA (8th εκδ.)

Century of Progress International Exposition. 1934, Century of Progress. Western Newspaper Union, 1934.