1. University of Wisconsin- Extension http://www.uwex.edu/ces/pdande/evaluation/evallogicmodel.html
2. W K Kellogg foundation guide book- http://www.wkkf.org/knowledge-center/resources/2006/02/WK-Kellogg-Foundation-Logic-Model-Development-Guide.aspx
3. CDC links- http://www.cdc.gov/eval/resources/index.htm
Blog- Who needs evaluation- http://www.edimprovement.org/2014/04/needs-evaluation/