OGHOGHO, Roseline Oborakpororo; GRACE UGU. Information Systems Integration and Management Strategies for Enhancing Administrative Efficiency in the Civil Service: A Case Study of Delta State, Nigeria. American Journal of Economics and Business Management, [S. l.], v. 8, n. 5, p. 1935–1941, 2025. DOI: 10.31150/ajebm.v8i5.3528. Disponível em: https://www.globalresearchnetwork.us/index.php/ajebm/article/view/3528. Acesso em: 12 jul. 2025.