Authors
Edyta Sienkiewicz-Dianzenza
Faculty of Physical Education, Józef Piłsudski University of Physical Education, Warsaw, Poland
Łukasz Maszczyk
University College of Physical Culture and Tourism, Pruszków, Poland
© 2019 Edyta Sienkiewicz-Dianzenza, Łukasz Maszczyk, published by University of Physical Education in Warsaw
This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 License.