Não informado. (1973). Management Services in Government. Civil Service Department Great Britain.
Chicago-Zitierstil (17. Ausg.)Não informado. Management Services in Government. London: Civil Service Department Great Britain, 1973.
MLA-Zitierstil (8. Ausg.)Não informado. Management Services in Government. Civil Service Department Great Britain, 1973.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.