Usage of Promotional Activities in the Service Sector - A Case Study on Bank Services Sector in Shkodër, Albania. Mediterranean Journal of Social Sciences, [S. l.], v. 6, n. 2 S5, p. 259, 2015. Disponível em: https://www.richtmann.org/journal/index.php/mjss/article/view/6189.. Acesso em: 17 aug. 2024.