VAN HESTEREN, Frank. Carl R. Rogers (1902-1987): Friend, Gentleman, and Scholar. Canadian Journal of Counselling and Psychotherapy, [S. l.], v. 22, n. 1, 2011. Disponível em: https://jmss.org/index.php/rcc/article/view/59601. Acesso em: 28 dec. 2025.