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The Roles of Labour Union in Nigeria Industrial Harmony and Development. International Journal of Sustainable Development & World Policy, [S. l.], v. 8, n. 1, p. 10–20, 2019. DOI: 10.18488/journal.26.2019.81.10.20. Disponível em: https://archive.conscientiabeam.com/index.php/26/article/view/2058. Acesso em: 6 aug. 2026.