Anggara, Dimas, Bayu Eko Broto, and Aulia Indra. “The Effect of Motivation and Work Spirit on Employee Performance in PT Sapadia Wisata Rantauprapat”. Quantitative Economics and Management Studies 3, no. 3 (June 26, 2022): 411–416. Accessed April 17, 2026. https://qemsjournal.org/index.php/qems/article/view/969.