Handriyani, Syafitri, Jhon Very, Ramdani Putra, and Hermaynelis Fitri. “Effect of Motivation, Work Environment and Leadership on Employee Performance With Work Spirit As Intervening Variable”. Economic Education Analysis Journal 11, no. 3 (October 30, 2022): 284-298. Accessed July 18, 2024. https://journal.unnes.ac.id/sju/eeaj/article/view/55600.