Organisation for Economic Co-operation and Development & ProQuest (Firm). (2011). United Kingdom 2011. OECD.
Citazione stile Chigago Style (17a edizione)Organisation for Economic Co-operation and Development e ProQuest (Firm). United Kingdom 2011. [Paris]: OECD, 2011.
Citatione MLA (9a ed.)Organisation for Economic Co-operation and Development e ProQuest (Firm). United Kingdom 2011. OECD, 2011.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.