WIDDOWSON, Mark. Case Study Research: A Primer. International Journal of Transactional Analysis Research & Practice, [S. l.], v. 4, n. 1, p. 118–118, 2013. DOI: 10.29044/v4i1p118. Disponível em: https://ijtarp.org/article/view/20797. Acesso em: 3 dec. 2024.