Authors
Piotr Saja
Podkarpackie Centre for Didactic Sevices, Rzeszów, Poland
Magdalena Dobosz
Podkarpackie Centre for Didactic Sevices, Rzeszów, Poland
Robert Kucęba
Czestochowa University of Technology, Poland
© 2020 Artur Woźny, Piotr Saja, Magdalena Dobosz, Robert Kucęba, published by Quality and Production Managers Association
This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 3.0 License.