APA (7th ed.) Citation
Collins, D. (2009). Portfolios of the poor: How the world's poor live on $2 a day. Princeton University Press.
Chicago Style (17th ed.) Citation
Collins, Daryl. Portfolios of the Poor: How the World's Poor Live on $2 a Day. Princeton: Princeton University Press, 2009.
MLA (9th ed.) Citation
Collins, Daryl. Portfolios of the Poor: How the World's Poor Live on $2 a Day. Princeton University Press, 2009.
Warning: These citations may not always be 100% accurate.