Organisation for Economic Co-operation and Development & ProQuest (Firm). (2010). Examens environnementaux de l'OCDE. OCDE.
Čikaški stil citiranja (17. izdanje)Organisation for Economic Co-operation and Development i ProQuest (Firm). Examens Environnementaux De L'OCDE. Paris: OCDE, 2010.
MLA način citiranja (9. izdanje)Organisation for Economic Co-operation and Development i ProQuest (Firm). Examens Environnementaux De L'OCDE. OCDE, 2010.
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