APA-viite (7. p.)

Organisation for Economic Co-operation and Development & ProQuest (Firm). (2006). Competitive cities in the global economy. OECD.

Chicago-viite (17. p.)

Organisation for Economic Co-operation and Development ja ProQuest (Firm). Competitive Cities in the Global Economy. Paris: OECD, 2006.

MLA-viite (9. p.)

Organisation for Economic Co-operation and Development ja ProQuest (Firm). Competitive Cities in the Global Economy. OECD, 2006.