Evaluation research (Social action programs) - United States.

Evaluation in practice = a methodological approach / by: (書目-語言資料,印刷品)

Program evaluation : = methods and case studies / by: (書目-語言資料,印刷品)

Program evaluation : = alternative approaches and practical guidelines / by: (書目-語言資料,印刷品)

Public policy : = politics, analysis, and alternatives / by: (書目-語言資料,印刷品)