World Bank & Barros, R. P. d. (2009). Measuring inequality of opportunity in Latin America and the Caribbean. World Bank ; Palgrave Macmillan.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)World Bank و Ricardo Paes de Barros. Measuring Inequality of Opportunity in Latin America and the Caribbean. Washington DC : Houndmills, Basingstoke, Hampshire ; New York: World Bank ; Palgrave Macmillan, 2009.
توثيق جمعية اللغة المعاصرة MLA (الإصدار التاسع)World Bank و Ricardo Paes de Barros. Measuring Inequality of Opportunity in Latin America and the Caribbean. World Bank ; Palgrave Macmillan, 2009.