Wholey, J. S. (1989). Improving government performance: Evaluation strategies for strengthening public agencies and programs. Jossey Bass.
Lua i Stíl Chicago (17ú heag.)Wholey, Joseph S. Improving Government Performance: Evaluation Strategies for Strengthening Public Agencies and Programs. San Francisco: Jossey Bass, 1989.
Lua MLA (9ú heag.)Wholey, Joseph S. Improving Government Performance: Evaluation Strategies for Strengthening Public Agencies and Programs. Jossey Bass, 1989.
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