PSYCHOLOGICAL CAPITAL AND ITS ROLE IN ENHANCING THE VOICE BEHAVIOR OF EMPLOYEES: AN ANALYTICAL EXPLORATORY STUDY FOR A SAMPLE OF WORKERS IN THE DIRECTORATE OF EDUCATION OF NAJAF GOVERNORATE IN IRAQ. World Bulletin of Social Sciences, [S. l.], v. 19, p. 18–30, 2023. Disponível em: https://scholarexpress.net/index.php/wbss/article/view/2142. Acesso em: 17 jan. 2026.