Authors
Anna Adamik
Faculty of Management and Production Engineering Department of Management,, Lodz, Poland
Michał Nowicki
Faculty of Management and Production Engineering Department of Management,, Lodz, Poland
© 2018 Anna Adamik, Michał Nowicki, published by Bucharest University of Economic Studies
This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 License.