1. American Educational Research Association (AERA), American Psychological Association (APA), & National Council of Measurement in Education (NCME). (1985). Standards for educational and psychological testing. Washington, DC: Author.
2. Allen, M. J. & Yen, W. M. (1979). Introduction to measurement theory. Monterey, CA: Brooks/Cole.
3. Assessment Systems Corporation. (1996). User's manual for the ITEMAN Conventional Item Analysis Program. St. Paul, MN: Author.
4. Validation of Scores/Measures from a K-2 Developmental Assessment in Mathematics