Üstün Aksoy, Y., S. Kasımoğlu, y M. Ufuk Çelik. The Role of Effective Communication Skills in Hair Care and Beauty Services and Their Effect on Occupational Achievement. Universidad Y Sociedad, Vol. 12, n.º 2, Apr. 2020, pp. 458-66, https://rus.ucf.edu.cu/index.php/rus/article/view/1545.