JOHNSON, P. Joining Together Group Theory and Group Skills by David W. Johnson and Frank P. Johnson. Groupwork, [S. l.], v. 27, n. 3, p. 110-111, 2019. DOI: 10.1921/gpwk.v27i3.1263. Disponível em: https://journals.whitingbirch.net/index.php/GPWK/article/view/1263. Acesso em: 28 mar. 2024.