TY  - GEN
AU  - Ostini, Remo
AU  - Nering, Michael L.
TI  - Polytomous item response theory models
SN  - 9780761930686
AV  - H 61.25
PY  - 2006///
PB  - Sage Publications
KW  - Social sciences - Mathematical models
KW  - Item response theory
KW  - Psychometrics
KW  - Social sciences - Statistical methods
N1  - 25578
ER  -