Marketing i upravljanje promenama u sektoru usluga . Ekonomski signali: poslovni magazin, [S. l.], v. 16, n. 1, p. 13–25, 2021. DOI: 10.5937/ekonsig2101013D. Disponível em: https://esignali.edu.rs/index.php/es/article/view/38.. Acesso em: 25 may. 2026.