Credibility,Validity, and Assumptions in Program Evaluation Methodology,Apollo M. Nkwake. Springer International Publishing,Switzerland (2015). 166 + xxi pp. ISBN: 978-3-319-19020-4; ISBN ebook: 978-3-319-19021-1 期刊界 All Journals 搜尽天下杂志传播学术成果专业期刊搜索期刊信息化学术搜索

Credibility,Validity, and Assumptions in Program Evaluation Methodology,Apollo M. Nkwake. Springer International Publishing,Switzerland (2015). 166 + xxi pp. ISBN: 978-3-319-19020-4; ISBN ebook: 978-3-319-19021-1

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收稿时间：	2016-03-23
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