Cita APA (7th ed.)
Organisation for Economic Co-operation and Development & ProQuest (Firm). (2012). Examens environnementaux de l'OCDE. OCDE.
Cita Chicago (17th ed.)
Organisation for Economic Co-operation and Development i ProQuest (Firm). Examens Environnementaux De L'OCDE. [Paris]: OCDE, 2012.
Cita MLA (9th ed.)
Organisation for Economic Co-operation and Development i ProQuest (Firm). Examens Environnementaux De L'OCDE. OCDE, 2012.
Atenció: Aquestes cites poden no estar 100% correctes.