Não informado. (1973). Management Services in Government. Civil Service Department Great Britain.
Lua i Stíl Chicago (17ú heag.)Não informado. Management Services in Government. London: Civil Service Department Great Britain, 1973.
Lua MLA (8ú heag.)Não informado. Management Services in Government. Civil Service Department Great Britain, 1973.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.