Sidjabat, Sonya, and Muhamad Ananda Ariq Hauzan. “Effect of Competency and Work Placement on Employee Performance at PT Adhya Avia Prima”. JURNAL MANAJEMEN DAN BISNIS 1, no. 2 (December 31, 2022): 99-106. Accessed May 4, 2024. https://ojs.ukb.ac.id/index.php/Jmabis/article/view/557.