Betts, Dion E. (2008) Professional Learning Communities and Special education: We Are Gathering Student Performance Data, Now What? PA Administrator.
Blaydes, John (2004) Survival skills for the principalship: a treasure chest of time-savers, short-cuts, and strategies to help you keep a balance in your life. Corwin Press, 2004.
Condelli, Larry and Wrigley, Heide Spruck (2004) Real World Research: Combining Qualitative and Quantitative Research for Adult ESL paper was presented at the National Research and Development Centre (NRDC) Second International Conference for Adult Literacy and Numeracy, Loughborough, England, March 25-27, 2004.
Cotton, K. (1996). School size, school climate, and student performance (School Improvement Research Series, Close-Up #20). Portland, OR: Northwest Regional Educational Laboratory. Retrieved September 30, 2006, from http://www.nwrel.org/scpd/sirs/10/c020.html