Organisation for Economic Co-operation and Development & ProQuest (Firm). (2009). Politiques agricoles des pays de l'OCDE. OCDE.
Cita Chicago (17th ed.)Organisation for Economic Co-operation and Development i ProQuest (Firm). Politiques Agricoles Des Pays De L'OCDE. Paris: OCDE, 2009.
Cita MLA (9th ed.)Organisation for Economic Co-operation and Development i ProQuest (Firm). Politiques Agricoles Des Pays De L'OCDE. OCDE, 2009.
Atenció: Aquestes cites poden no estar 100% correctes.