Dyfyniad APA

Collins, D., Morduch, J., Rutherford, S., & Ruthven, O. (2009). Portfolios of the Poor: How the world's poor live on. Princeton University Press.

Dyfyniad Arddull Chicago

Collins, Daryl, Jonathan Morduch, Stuart Rutherford, and Orlanda Ruthven. Portfolios of the Poor: How the World's Poor Live on. Princeton: Princeton University Press, 2009.

Dyfyniad MLA

Collins, Daryl, et al. Portfolios of the Poor: How the World's Poor Live on. Princeton University Press, 2009.

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