World Bank. Operations Evaluation Department. (1988). Project performance results for .. World Bank.
Chicago-referens (17:e uppl.)World Bank. Operations Evaluation Department. Project Performance Results for .. Washington, D.C: World Bank, 1988.
MLA-referens (9:e uppl.)World Bank. Operations Evaluation Department. Project Performance Results for .. World Bank, 1988.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.