1. Berk, R. A. (1984). Conducting the item analysis. In R. A. Berk (Ed.), A guide to criterion-referenced test construction (pp. 97-143). Baltimore: The Johns Hopkins University Press.
2. Carlson, L. (2000). An analysis of supervisor verbal modality and counseling intern ratings of supervisory style. Unpublished doctoral dissertation, University of Arkansas, Fayetteville.
3. Crocker, L. & Algina, J. (1986). Introduction to classical and modern test theory. Orlando, FL: Harcourt Brace Jovanovich.
4. Haladyna, T. M. (1999). Developing and validating multiple-choice test items (2nd ed.). Mahwah, NJ: Lawrence Erlbaum Associates, Inc.
5. Criterion-Referenced Testing and Measurement: A Review of Technical Issues and Developments