Franceschi I, Ercegovac I. Personal and motivational determinants of piano student performance in the context of self-determination theory: The Croatian study. Hum Cult Stu [Internet]. 26 lipiec 2022 [cytowane 21 listopad 2024];3(2):37-53. Dostępne na: https://journals.anstar.edu.pl/index.php/hcs/article/view/377