SETIAWAN, Nashrudin; TEGUH WALUYO; RINDI ANDHIKA. The Influence Of Work Ethics, Work Discipline, And Work Motivation On Work Productivity Of Private Office In North Sumatra. Journal Of Management Analytical and Solution (JoMAS), [S. l.], v. 3, n. 1, p. 22–29, 2023. DOI: 10.32734/jomas.v3i1.10105. Disponível em: https://talenta.usu.ac.id/jomas/article/view/10105. Acesso em: 1 may. 2026.