Pardosi, Yosef Heskyel, Toman Panggabean, Winarto Winarto, and Maludin Panjaitan. 2026. “The Influence of Work Ethic, Work Stress, And Work Environment on Employee Performance at PT. Perkebunan Nusantara IV Regional III Kebun Tandun”. Manajemen: Jurnal Ekonomi 8 (1): 209-22. https://doi.org/10.36985/q1msac35.