<< back

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