Authors
m.podstawka@dyd.akademiabialska.pl
Faculty of Economics, Department of Finance and Accounting, John Paul II University of Applied Sciences in Biala Podlaska, Poland
BIO MEDICA, Prevention and Health Promotion Center, Wadowice, Poland
m.podstawka@dyd.akademiabialska.pl
© 2023 Marian Podstawka, Ewa Giza, published by John Paul II University of Applied Sciences
This work is licensed under the Creative Commons Attribution 4.0 License.