Organisation for Economic Co-operation and Development & ProQuest (Firm). (2008). L'OCDE en chiffres 2008: 20 eme anniversaire. OCDE.
Cita Chicago (17th ed.)Organisation for Economic Co-operation and Development i ProQuest (Firm). L'OCDE En Chiffres 2008: 20 Eme Anniversaire. Paris: OCDE, 2008.
Cita MLA (9th ed.)Organisation for Economic Co-operation and Development i ProQuest (Firm). L'OCDE En Chiffres 2008: 20 Eme Anniversaire. OCDE, 2008.
Atenció: Aquestes cites poden no estar 100% correctes.