Παραπομπή APA

Huitems, B. E. (2011). Analysis of covariance and alternatives: Statistical methods for experiments, quasi-experiments, and single-case studies (2nd ed.). John Wiley & Sons.

Παραπομπή Chicago Style

Huitems, Bradley E. Analysis of Covariance and Alternatives: Statistical Methods for Experiments, Quasi-experiments, and Single-case Studies. 2nd ed. John Wiley & Sons, 2011.

Παραπομπή MLA

Huitems, Bradley E. Analysis of Covariance and Alternatives: Statistical Methods for Experiments, Quasi-experiments, and Single-case Studies. 2nd ed. John Wiley & Sons, 2011.