Cita APA (7a ed.)
Krull, J. L., & MacKinnon, D. P. (1999). Multilevel mediation modeling in group-based intervention studies. Evaluation Review, 23(4), 418-445.
Cita Chicago Style (17a ed.)
Krull, Jennifer L., y David P. MacKinnon. "Multilevel Mediation Modeling in Group-based Intervention Studies." Evaluation Review 23, no. 4 (1999): 418-445.
Cita MLA (9a ed.)
Krull, Jennifer L., y David P. MacKinnon. "Multilevel Mediation Modeling in Group-based Intervention Studies." Evaluation Review, vol. 23, no. 4, 1999, pp. 418-445.
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