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1
Handbook of polytomous item response theory models /
Published 2010Subjects: Full Text (via ProQuest)
eBook -
2
Handbook of polytomous item response theory models
Published 2010Subjects: Full Text (via Taylor & Francis)
Electronic eBook -
3
Polytomous item response theory models
Published 2006Subjects: Full Text (via SAGE)
Electronic eBook -
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