Não informado. (1944). Illinois business review. University of Illinois, Bureau of Economic and Business Research.
Lua i Stíl Chicago (17ú heag.)Não informado. Illinois Business Review. Urbana, Ill: University of Illinois, Bureau of Economic and Business Research, 1944.
Lua MLA (8ú heag.)Não informado. Illinois Business Review. University of Illinois, Bureau of Economic and Business Research, 1944.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.