Selina, A., Mulyono, H. and Syamsuri, A.R. 2024. Kinerja Karyawan PT. Guardian pharmatama Cabang Medan Berdasarkan Pengalaman Kerja, Human Relation dan Lingkungan Kerja Internal . Management Studies and Entrepreneurship Journal (MSEJ). 4, 5 (Nov. 2024), 7625–7639. DOI:https://doi.org/10.37385/msej.v4i6.2535.