Não informado. (1954). Proceedings of the Business and Economic Statistics Section. American Statistical Association.
Lua i Stíl Chicago (17ú heag.)Não informado. Proceedings of the Business and Economic Statistics Section. Washington: American Statistical Association, 1954.
Lua MLA (8ú heag.)Não informado. Proceedings of the Business and Economic Statistics Section. American Statistical Association, 1954.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.