Дубинина, Л., and Т. Манивская. “Сlassification Description and Exercise System in Training Foreign Students a Speciality Language (levels A2  B1, B1+)”. Teaching Languages at Higher Educational Establishments at the Present Stage. Intersubject Relations0, no. 34 (May 30, 2019): 41-55. Accessed May 8, 2024. https://periodicals.karazin.ua/language_teaching/article/view/12861.