BondаrchukL, Jermаk Łesiа, PodgurskаT. CERTIFICATE COURSE "MODERN POLISH BUSINESS COMMUNICATION" IN KYIV NATIONAL ECONOMIC UNIVERSITY NAMED AFTER VADYM HETMAN. SJPU [Internet]. 2017Feb.3 [cited 2024May5];22(3):43-9. Available from: http://pnap.ap.edu.pl/index.php/pnap/article/view/149