PRUSIŃSKI, T. Validity of the Working Alliance Inventory (patient version) in adult systemic psychotherapy: Evidence from an experiment using the non-random change method. Przegląd Psychologiczny, [S. l.], v. 64, n. 3, p. 209–217, 2021. DOI: 10.31648/przegldpsychologiczny.7784. Disponível em: https://czasopisma.uwm.edu.pl/index.php/pp/article/view/7784. Acesso em: 7 maj. 2024.