Cita APA (7th ed.)
Organisation for Economic Co-operation and Development & ProQuest (Firm). (2006). Competitive cities in the global economy. OECD.
Cita Chicago (17th ed.)
Organisation for Economic Co-operation and Development i ProQuest (Firm). Competitive Cities in the Global Economy. Paris: OECD, 2006.
Cita MLA (9th ed.)
Organisation for Economic Co-operation and Development i ProQuest (Firm). Competitive Cities in the Global Economy. OECD, 2006.
Atenció: Aquestes cites poden no estar 100% correctes.