Authors
Renata Marks-Bielska
Ph.D., Associate Professor, University of Warmia and Mazury in Olsztyn, Faculty of Economics M. Oczapowskiego 4, 10-719, Olsztyn, Poland
Izabela Serocka
MA University of Warmia and Mazury in Olsztyn, Faculty of Economics M. Oczapowskiego 4, 10-719, Olsztyn, Poland