International Academic Conference on Global Education, Teaching and Learning&Materiał z konferencji w Wiedniu, 29-30 listopada 2019: International Academic Conference on Global Education, Teaching and Learning, International Academic Conference on Management, Economics, Business and Marketing&International Academic Conference on Transport, Logistics, Tourism and Sport Science
International Academic Conference on Global Education, Teaching and Learning&Materiał z konferencji w Wiedniu, 29-30 listopada 2019: International Academic Conference on Global Education, Teaching and Learning, International Academic Conference on Management, Economics, Business and Marketing&International Academic Conference on Transport, Logistics, Tourism and Sport Science