1. Bishop, Y. M., Fienberg, S . E. & Holland, P. W. (1975). Discrete multivariate analysis: Theorv andpractice. Cambridge, MA: MIT Press.
2. Bloxom, B. (1972). Review of the POI. I n 0. K. Buros (Ed.). The seventh mental measurements yearbook, Val. I . New Jersey: Gryphon Press.
3. A Comparison of Objective-Based and Modified-Bormuth Item Writing Techniques
4. Cattell, R. (1978). The .scientific use of factor analysis in behavioral and lifr .sciences. New York: Plenum.
5. Coan, R. W. (1972). Review of the POI. In 0. K. Buros (Ed.), The seventh mental measurenlents vearbook. Vol. I . New Jersey: Gryphon Press.