CAMPBELL, Donald T. Assessing the Impact of Planned Social Change*. Journal of MultiDisciplinary Evaluation, Kalamazoo, MI, USA, v. 7, n. 15, p. 3–43, 2011. DOI: 10.56645/jmde.v7i15.297. Disponível em: https://www.jmde.com/index.php/jmde_1/article/view/297. Acesso em: 31 may. 2026.