Cita APA (7a ed.)

Ostini, R., & Nering, M. L. (2006). Polytomous item response theory models. Sage University papers / Quantitative applications in the social sciences.

Cita Chicago Style (17a ed.)

Ostini, Remo, y Michael L. Nering. "Polytomous Item Response Theory Models." Sage University Papers / Quantitative Applications in the Social Sciences 2006.

Cita MLA (9a ed.)

Ostini, Remo, y Michael L. Nering. "Polytomous Item Response Theory Models." Sage University Papers / Quantitative Applications in the Social Sciences, 2006.