SWENSON, D. .; WOLLEAT, R.; GRACE, D. C. Friend or Foe. Journal of Child and Youth Care Work, [S. l.], v. 17, p. 204–217, 2002. Disponível em: http://acycpjournal.pitt.edu/ojs/jcycw/article/view/336. Acesso em: 3 may. 2024.