Authors
Ileana Hamburg
Institut Arbeit und Technik, Gelsenkirchen, Germany
Gabriel Vlăduţ
IPA-SA CIFATT, Craiova, Romania
Emma O’Brien
University of Limerick, Ireland
© 2017 Ileana Hamburg, Gabriel Vlăduţ, Emma O’Brien, published by Bucharest University of Economic Studies
This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 3.0 License.