Nugroho, Mukhamad Aditya Bayu, Kumara Adji Kusuma, and Rifdah Abbadiyah. 2024. “The Effect of Leadership Style, Motivation, and Employee Promotion on Employee Performance at PT PLN (Persero) ULP Porong”. Efektor 11 (2):144-58. https://doi.org/10.29407/e.v11i2.23913.