Jakovlјević, Aleksandra, Proalek, Belgrade, Serbia

Janaćković, Marko, Academy Of Professional Studies South Serbia, Department of Business Studies Leskovac, Serbia

Janković Milić, Vesna, University of Niš, Faculty of Economics, Niš, Serbia

Josipović, Sandra, Univerzitet u Istočnom Sarajevu, Fakultet poslovne ekonomije, Bijelјina, Bosna i Hercegovina

Jovičić, Miladin, University of East Sarajevo, Faculty of Business Economy Bijeljina, Bosnia and Herzegovina

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