Citazione Stile APA (7a Edizione)

Organisation for Economic Co-operation and Development. (2011). Pensions at a glance 2011: Retirement-income systems in OECD and G20 countries. OECD.

Citazione stile Chigago Style (17a edizione)

Organisation for Economic Co-operation and Development. Pensions at a Glance 2011: Retirement-income Systems in OECD and G20 Countries. Paris, France: OECD, 2011.

Citatione MLA (9a ed.)

Organisation for Economic Co-operation and Development. Pensions at a Glance 2011: Retirement-income Systems in OECD and G20 Countries. OECD, 2011.