PRUSIŃSKI, TOMASZ. “The Scales of Personal Freedom. Theoretical Foundation, Structure and Initial Validation of the PKW Questionnaire”. Studia Psychologica: Theoria et praxis 14, no. 1 (July 6, 2014): 27–49. Accessed December 4, 2024. https://czasopisma.uksw.edu.pl/index.php/sp/article/view/2482.