Creative Commons License This work is licensed under a Creative Commons Attribution 4.0 International License.

 

List of contributors

GJORGIEVSKI Mijalce - University of Tourism and Management, Skopje, REPUBLIC OF MACEDONIA. E-mail: m.gjorgievski@utms.edu.mk

NAKOVSKI Dejan - University of Tourism and Management, Skopje, REPUBLIC OF MACEDONIA. E-mail: d.nakovski@utms.edu.mk

NAMICEV Petar - University Goce Delchev, Faculty of Natural and Technical Sciences, Shtip, REPUBLIC OF MACEDONIA. E-mail: petar.namicev@ugd.edu.mk