John Paul II University in Biała Podlaska, Faculty of Economics SciencesBiała Podlaska, Poland
John Paul II University in Biała Podlaska, Faculty of Economics SciencesBiała Podlaska, Poland
John Paul II University in Biała Podlaska, Faculty of Economics SciencesBiała Podlaska, Poland
John Paul II University in Biała Podlaska, Faculty of Economics SciencesBiała Podlaska, Poland
John Paul II University in Biała Podlaska, Faculty of Economics SciencesBiała Podlaska, Poland
John Paul II University in Biała Podlaska, Faculty of Economics SciencesBiała Podlaska, Poland
John Paul II University in Biała Podlaska, Faculty of Economics SciencesBiała Podlaska, Poland