WATTS, Brad. Review of Evaluation and Program Planning: Volume 30, Issue 1. Journal of MultiDisciplinary Evaluation, Kalamazoo, MI, USA, v. 4, n. 7, p. 101–103, 2007. DOI: 10.56645/jmde.v4i7.18. Disponível em: https://jmde.journals.publicknowledgeproject.org/index.php/jmde_1/article/view/18. Acesso em: 4 may. 2026.