Authors
Joanna Kizielewicz
j.kizielewicz@wpit.am.gdynia.pl
Faculty of Entrepreneurship and Quality Science, Gdynia Maritime University, Gdynia, Poland
j.kizielewicz@wpit.am.gdynia.pl
© 2017 Joanna Kizielewicz, published by Warsaw School of Economics
This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 3.0 License.