Hopson, Barrie & Scally, Mike. (1993). Build Your Own Rainbow: A Workbook for Career and Life Management. Canadian Journal of Counselling and Psychotherapy, [S. l.], v. 30, n. 3, 2007. Disponível em: https://jmss.org/index.php/rcc/article/view/59351. Acesso em: 24 oct. 2026.