Тарнопольський, О. Б. (2016). Three basic principles of designing programs of teaching English to adults who learn it outside university language programs. The Journal of V.N. Karazin Kharkiv National University. Series: Foreign Philology. Methods of Foreign Language Teaching, (82), 15-20. Retrieved from https://periodicals.karazin.ua/foreignphilology/article/view/5393