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Item Type: | Journal Article |
---|---|
Title: | Critical Issues and Common Pitfalls in Designing and Conducting Impact Studies in Education: Lessons Learned From the What Works Clearinghouse (Phase I) |
Author: | Song, M. |
Author: | Herman, R. |
URL | http://epa.sagepub.com/content/32/3/351.short |
Volume | 32 |
Issue | 3 |
Pages | 351-371 |
Publication | Educational Evaluation and Policy Analysis |
Date | 2010-00-00 2010 |