Заїка, Є. В. (2017) “FEATURES OF SCHOOLCHILDREN MAKING A «GROUP-LEADER» IN THE OF DEVELOPING EDUCATION CLASSES”, Visnyk of V.N. Karazin Kharkiv National University. Series Psychology, 0(62), pp. 53-56. Available at: https://periodicals.karazin.ua/psychology/article/view/9413 (Accessed: 5December2025).