@article{Kaźmierczak:2020,
author
=
"J.Kaźmierczak and G.Romashkina and J.Wyrwa",
title
=
"The value of training and loyalty. A comparative analysis",
journal
=
"Entrepreneurship and Sustainability Issues",
volume
=
"Vol. 8",
number
=
"no.1",
pages
=
"762--779",
year
=
"2020",
}