Introduction to nonparametric item response theory
Klaas Sijtsma, Ivo W. Molenaar.
- Thousand Oaks, Calif. SAGE Publications c2002.
- vii, 168 p. ill. 23 cm.
- Measurement methods for the social sciences series v. 5 .
- Measurement methods for the social sciences series 5. .
Includes bibliographical references (p. 157-164) and index.