World Bank. Operations Evaluation Department. (1998). 1998 Annual review of development effectiveness. World Bank.
Chicago-čujuhus (17. p.)World Bank. Operations Evaluation Department. 1998 Annual Review of Development Effectiveness. Washington, D.C.: World Bank, 1998.
MLA-čujuhus (9. p.)World Bank. Operations Evaluation Department. 1998 Annual Review of Development Effectiveness. World Bank, 1998.
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