Ravallion, M. (2004). Looking beyond averages in the trade and poverty debate. World Bank.
Lua i Stíl Chicago (17ú heag.)Ravallion, Martin. Looking Beyond Averages in the Trade and Poverty Debate. Washington, D.C: World Bank, 2004.
Lua MLA (9ú heag.)Ravallion, Martin. Looking Beyond Averages in the Trade and Poverty Debate. World Bank, 2004.
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