Não informado. (1982). Contributions to Political Economy. Academic Press.
Lua i Stíl Chicago (17ú heag.)Não informado. Contributions to Political Economy. London: Academic Press, 1982.
Lua MLA (8ú heag.)Não informado. Contributions to Political Economy. Academic Press, 1982.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.