Não informado. (1972). Journal of contemporary business. University of Washington, Graduate School of Business Administration.
Lua i Stíl Chicago (17ú heag.)Não informado. Journal of Contemporary Business. Seattle, Wash: University of Washington, Graduate School of Business Administration, 1972.
Lua MLA (8ú heag.)Não informado. Journal of Contemporary Business. University of Washington, Graduate School of Business Administration, 1972.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.