DUFFIELD, T. Graduate Student Journal of Psychology, [S. l.], v. 11, p. 20–26, 2009. DOI: 10.52214/gsjp.v11i.10840. Disponível em: https://journals.library.columbia.edu/index.php/gsjp/article/view/10840. Acesso em: 18 5月. 2024.