Century of Progress International Exposition Chicago, Ill. (1934). [Publications]. Student Tour Section, A Century of Progress Exposition.
Lua i Stíl Chicago (17ú heag.)Century of Progress International Exposition Chicago, Ill. [Publications]. Chicago, Ill.: Student Tour Section, A Century of Progress Exposition, 1934.
Lua MLA (8ú heag.)Century of Progress International Exposition Chicago, Ill. [Publications]. Student Tour Section, A Century of Progress Exposition, 1934.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.