DAVIS, William L.; BORGEN, William A. Contracting: An Entry Point and a Process. Canadian Journal of Counselling and Psychotherapy, [S. l.], v. 12, n. 4, 2012. Disponível em: https://cdm.ucalgary.ca/index.php/rcc/article/view/60200. Acesso em: 10 jan. 2026.