Tibor Zsigmond
(1), Dr. habil. Ing. Renáta Machová, PhD.
(2), Annamária Zsigmondová
(3)
(1)
Department of Management, Faculty of Economics and Informatics, J.. Selye University, Komárno, Slovakia, Slovakia,
(2)
J. Selye University, Komárno, Slovakia, Slovakia,
(3)
Department of Economics, Faculty of Economics and Informatics, J. Selye University, Komárno, Slovakia, Slovakia
