NURIDDINOVNA, M. N.; ERKINOVNA, O. L. Essence of Educational Services. Miasto Przyszłości, [S. l.], v. 42, p. 183–185, 2023. Disponível em: https://miastoprzyszlosci.com.pl/index.php/mp/article/view/2034. Acesso em: 22 dec. 2024.