World Bank. (2013). World Bank group impact evaluations: Relevance and effectiveness. The World Bank.
Citazione stile Chigago Style (17a edizione)World Bank. World Bank Group Impact Evaluations: Relevance and Effectiveness. Washington, D.C: The World Bank, 2013.
Citatione MLA (9a ed.)World Bank. World Bank Group Impact Evaluations: Relevance and Effectiveness. The World Bank, 2013.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.