“EUROPEAN VOCATIONAL AND TRAINING SYSTEM - DISCUSSION ON THE POSSIBILITY OF IMPROVING EFFECTIVENESS: :”, zeszyty, vol. 1, no. 21, pp. 179–197, Jan. 2018, Accessed: Jul. 20, 2025. [Online]. Available: https://ezeszyty.wne.tu.koszalin.pl/index.php/zeszyty/article/view/77