Birdsall, N., & Graham, C. (2000). New markets, new opportunities: Economic and social mobility in a changing world. Brookings Institution Press.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Birdsall, Nancy, و Carol Graham. New Markets, New Opportunities: Economic and Social Mobility in a Changing World. Washington: Brookings Institution Press, 2000.
توثيق جمعية اللغة المعاصرة MLA (الإصدار التاسع)Birdsall, Nancy, و Carol Graham. New Markets, New Opportunities: Economic and Social Mobility in a Changing World. Brookings Institution Press, 2000.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.