The Impact of Managerial Competencies on the Performance of Immigrant- Owned Enterprises in South Africa. Mediterranean Journal of Social Sciences, [S. l.], v. 5, n. 6, p. 141, 2014. Disponível em: https://www.richtmann.org/journal/index.php/mjss/article/view/2400.. Acesso em: 17 jun. 2024.