Perry, G. (2006). Poverty reduction and growth: Virtuous and vicious circles. World Bank.
Lua i Stíl Chicago (17ú heag.)Perry, Guillermo. Poverty Reduction and Growth: Virtuous and Vicious Circles. Washington, D.C: World Bank, 2006.
Lua MLA (9ú heag.)Perry, Guillermo. Poverty Reduction and Growth: Virtuous and Vicious Circles. World Bank, 2006.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.