Citazione Stile APA (7a Edizione)

Organisation for Economic Co-operation and Development & ProQuest (Firm). (2006). Milan, Italy. OECD.

Citazione stile Chigago Style (17a edizione)

Organisation for Economic Co-operation and Development e ProQuest (Firm). Milan, Italy. Paris: OECD, 2006.

Citatione MLA (9a ed.)

Organisation for Economic Co-operation and Development e ProQuest (Firm). Milan, Italy. OECD, 2006.