Não informado. (1974). International Journal of Social Economics. MCB University Press.
Lua i Stíl Chicago (17ú heag.)Não informado. International Journal of Social Economics. Bradford, Inglaterra: MCB University Press, 1974.
Lua MLA (8ú heag.)Não informado. International Journal of Social Economics. MCB University Press, 1974.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.