Cita APA (7a ed.)

Allison, P. D. (2009). Fixed effects regression models. Sage University papers / Quantitative applications in the social sciences.

Cita Chicago Style (17a ed.)

Allison, Paul D. "Fixed Effects Regression Models." Sage University Papers / Quantitative Applications in the Social Sciences 2009.

Cita MLA (8a ed.)

Allison, Paul D. "Fixed Effects Regression Models." Sage University Papers / Quantitative Applications in the Social Sciences, 2009.