Ayer, L., Kofner, A., Jaycox, L. H., Schultz, D., & Setodji, C. (2017). Change in externalizing problems over time among ethnic minority youth exposed to violence. Children and youth services review, 82, 19-26. doi:10.1016/j.childyouth.2017.09.010
Cita Chicago Style (17a ed.)Ayer, Lynsay, Aaron Kofner, Lisa H. Jaycox, Dana Schultz, y Claude Setodji. "Change in Externalizing Problems over Time Among Ethnic Minority Youth Exposed to Violence." Children and Youth Services Review 82 (2017): 19-26. https://doi.org/10.1016/j.childyouth.2017.09.010.
Cita MLA (9a ed.)Ayer, Lynsay, et al. "Change in Externalizing Problems over Time Among Ethnic Minority Youth Exposed to Violence." Children and Youth Services Review, vol. 82, 2017, pp. 19-26, https://doi.org/10.1016/j.childyouth.2017.09.010.