Não informado. (1973). Journal of Business Research. University of Georgia, College of Business Administration.
Lua i Stíl Chicago (17ú heag.)Não informado. Journal of Business Research. Athens, Ga: University of Georgia, College of Business Administration, 1973.
Lua MLA (8ú heag.)Não informado. Journal of Business Research. University of Georgia, College of Business Administration, 1973.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.