%0 Conference Proceedings %B Proceedings of the 1982 Computerized Adaptive Testing Conference %D 1985 %T Unidimensional and multidimensional models for item response theory %A McDonald, R. P. %B Proceedings of the 1982 Computerized Adaptive Testing Conference %I University of Minnesota, Department of Psychology, Psychometrics Methods Program %C Minneapolis, MN. USA %P 127-148 %8 06/1982 %G eng