References
Assessment Committee. (2002). Analysis of Reading Assessment Measures. Retrieved from: https://dibels.uoregon.edu/docs/techreports/dibels_5th_ed.pdf
NNAT2, (2009) Pearson Assessments, Retrieved from: http://www.pearsonassessments.com/hai/Images/site/Products/NNAT2/NNAT2_TechReport_FNL.pdf
UO DIBELS Data System, (2013) University of Oregon, Retrieved from: https://prod1.dibels.uoregon.edu/training/measures/dibelsinfo.php#why