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R. Ostini, M. Nering, New Perspectives and Applications. R. Hambleton, W. van der Linden, C. Well, IRT Models for the Analysis of Polytomously-Scored Data: Brief and Selected History of Model Building Advances.
When you click on links to various merchants on this site and make a purchase, this can result in this site earning a commission. Affiliate programs and affiliations include, but are not limited to, the eBay Partner Network.