World Bank. Operations Evaluation Dept. (2002). Social funds: Assessing effectiveness. World Bank.
Lua i Stíl Chicago (17ú heag.)World Bank. Operations Evaluation Dept. Social Funds: Assessing Effectiveness. Washington, D.C.: World Bank, 2002.
Lua MLA (9ú heag.)World Bank. Operations Evaluation Dept. Social Funds: Assessing Effectiveness. World Bank, 2002.