IGOCHE, F. O.; SANI, G. S.; JERRY, J. M.; MABADEJE, J. A.; UMAR, A. L. Outsourcing Cleaning Services as an Alternative to In-House Cleaning in an Organization: A Case Study of the Bank of Agriculture (BOA), Bauchi Plaza. African Journal of Management and Business Research, [S. l.], v. 6, n. 1, p. 120–128, 2022. Disponível em: https://publications.afropolitanjournals.com/index.php/ajmbr/article/view/222. Acesso em: 27 oct. 2026.