THE EFFECT OF APPRECIATION, COMPETENCE, PROFESSIONALISM AND LEADERSHIP QUALITY ON THE PERFORMANCE OF EMPLOYEES OF PT. TIGA SERANGKAI SURAKARTA. Jemma [Internet]. 2023 Sep. 3 [cited 2026 Nov. 3];6(2):112-21. Available from: https://ojs.unanda.ac.id/jemma/article/view/2092