APA (7. basım) Alıntı

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

Chicago Style (17. basım) Atıf

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

MLA (8th ed.) Atıf

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