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Lua i Stíl Chicago (17ú heag.)International bank for reconstruction and development. Sub-Saharan Africa: From Crisis to Sustainable Growth. Washington, D.C: The World Bank, 1989.
Lua MLA (9ú heag.)International bank for reconstruction and development. Sub-Saharan Africa: From Crisis to Sustainable Growth. The World Bank, 1989.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.