Gugerty, M. K., & Karlan, D. S. (2018). The Goldilocks challenge: Right-fit evidence for the social sector. Oxford University Press.
Lua i Stíl Chicago (17ú heag.)Gugerty, Mary Kay, agus Dean S. Karlan. The Goldilocks Challenge: Right-fit Evidence for the Social Sector. New York, NY: Oxford University Press, 2018.
Lua MLA (8ú heag.)Gugerty, Mary Kay, agus Dean S. Karlan. The Goldilocks Challenge: Right-fit Evidence for the Social Sector. Oxford University Press, 2018.
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