O artykule
Data publikacji: 22 gru 2018
Zakres stron: 245 - 250
DOI: https://doi.org/10.2478/mgrsd-1988-030130
Słowa kluczowe
© 2018 Marta Piasecka, published by Sciendo
This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 License.
Piasecka, Marta