O'Connell, A. A., & McCoach, D. B. (2008). Multilevel modeling of educational data. IAP/Information Age Pub.
Cita Chicago (17th ed.)O'Connell, Ann A., i D. Betsy McCoach. Multilevel Modeling of Educational Data. Charlotte, N.C: IAP/Information Age Pub, 2008.
Cita MLA (9th ed.)O'Connell, Ann A., i D. Betsy McCoach. Multilevel Modeling of Educational Data. IAP/Information Age Pub, 2008.
Atenció: Aquestes cites poden no estar 100% correctes.