Varr,Nicholas. (2012). Economics of the welfare state (5th.). Oxford University Press.
Lua i Stíl Chicago (17ú heag.)Varr,Nicholas. Economics of the Welfare State. 5th. New York: Oxford University Press, 2012.
Lua MLA (9ú heag.)Varr,Nicholas. Economics of the Welfare State. 5th. Oxford University Press, 2012.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.