TY  - BOOK
AU  - De Ayala,R.J.
TI  - The theory and practice of item response theory
T2  - Methodology in the social sciences
SN  - 9781593858698 (hardcover)
AV  - H61.25 .D4 2009
U1  - 150.287 22
PY  - 2009///
CY  - New York
PB  - Guilford Press
KW  - Item response theory
KW  - Local
KW  - Psychometrics
KW  - Social sciences
KW  - Statistical methods
KW  - Mathematical models
N1  - Includes bibliographical references (p. 419-438) and indexes
ER  -