Lestari, Anita, Syamsu Rijal, Yuditia Prameswari, Teddy Tjahyanto, and Dana Budiman , trans. “The Effect of Position Promotion, Training, Leadership Style on Employee Career Development in One of the Start Up Companies”. West Science Business and Management 1, no. 03 (June 30, 2023): 157–168. Accessed December 7, 2025. https://wsj.westsciences.com/index.php/wsbm/article/view/86.