Lua APA (7ú heag.)

Não informado. (2001). Business and economic history. University of Illinois, Bureau of Economic and Business Research.

Lua i Stíl Chicago (17ú heag.)

Não informado. Business and Economic History. Urbana, Ill: University of Illinois, Bureau of Economic and Business Research, 2001.

Lua MLA (8ú heag.)

Não informado. Business and Economic History. University of Illinois, Bureau of Economic and Business Research, 2001.

Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.