Cita APA (7th ed.)
Organisation for Economic Co-operation and Development & ProQuest (Firm). (2007). Les infrastructures a l'horizon 2030: Quelles politiques? OCDE.
Cita Chicago (17th ed.)
Organisation for Economic Co-operation and Development i ProQuest (Firm). Les Infrastructures a L'horizon 2030: Quelles Politiques? Paris: OCDE, 2007.
Cita MLA (9th ed.)
Organisation for Economic Co-operation and Development i ProQuest (Firm). Les Infrastructures a L'horizon 2030: Quelles Politiques? OCDE, 2007.
Atenció: Aquestes cites poden no estar 100% correctes.