Waruwu, Khamo, Uswatun Hasanah, Elyani Elyani, and Mastini Lase. 2022. “Pengaruh Gaya Kepemimpinan Dan Motivasi Terhadap Semangat Kerja Di PT. Kalbe Nutritionals Medan Amplas”. Insight Management Journal 2 (2):62-68. https://doi.org/10.47065/imj.v2i2.130.