Michopoulou Aikaterini, MSc Tourism Business Administration, Hellenic Open University, Email: 

Foteini Maniou, Graduate of Philosophy NKUA, Msc University of the Aegean, Email: 

Costas Trikalitis, Phd C. of University of Western Attica, Email: 

DOI: 10.26341/issn.2241-4002-2021-1b-2