Cita APA (7th ed.)
Organisation for Economic Co-operation and Development & ProQuest (Firm). (2009). Pears: Poires. OECD.
Cita Chicago (17th ed.)
Organisation for Economic Co-operation and Development i ProQuest (Firm). Pears: Poires. Paris: OECD, 2009.
Cita MLA (9th ed.)
Organisation for Economic Co-operation and Development i ProQuest (Firm). Pears: Poires. OECD, 2009.
Atenció: Aquestes cites poden no estar 100% correctes.