Sandford, C. T. (1973). Hidden costs of taxation. Institute for Fiscal Studies.
Lua i Stíl Chicago (17ú heag.)Sandford, Cedric Thomas. Hidden Costs of Taxation. [London]: Institute for Fiscal Studies, 1973.
Lua MLA (9ú heag.)Sandford, Cedric Thomas. Hidden Costs of Taxation. Institute for Fiscal Studies, 1973.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.