Chepil, O. “PSYCHOLINGUISTIC PECULIARITIES OF MODELLING EFFECTIVE BUSINESS ENGLISH PRESENTATION WITHIN THE FRAMEWORK OF SPEECH ACTIVITY THEORY”. Scientific Notes of Ostroh Academy National University: Philology Series, Vol. 2, no. 69, Oct. 2018, pp. 223-6, https://journals.oa.edu.ua/Philology/article/view/1695.