FRANK AMOAKO ATTA. Job satisfaction as a tool for achieving efficiency and productivity: a case study of selected mtn branches in kumasi, ghana. Journal of Production, Operations Management and Economics, [S. l.], v. 5, n. 1, p. 105–114, 2025. DOI: 10.55529/jpome.51.105.114. Disponível em: https://hmjournals.com/ijaap/index.php/JPOME/article/view/5503. Acesso em: 4 jul. 2025.