Haryatno H, Ferine K, Indrawan M. Analysis Of School Principal Leadership And Work Environment On Teacher Performance Through Motivation At Smk Negeri 1 Percut Sei Tuan. jambd [Internet]. 21May2026 [cited 22May2026];5(3):1171-8. Available from: https://jurnal.unived.ac.id/index.php/jambd/article/view/11424