Whitman, S. (2008). World poverty. Facts On File, Inc..
Lua i Stíl Chicago (17ú heag.)Whitman, Sylvia. World Poverty. New York, NY: Facts On File, Inc., 2008.
Lua MLA (9ú heag.)Whitman, Sylvia. World Poverty. Facts On File, Inc., 2008.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.