SUMARSID, S. PENGARUH MOTIVASI MATERIAL DAN MOTIVASI NON MATERIAL TERHADAP SEMANGAT KERJA KARYAWAN DI PT DAYA ADICIPTA SANDIKA. JURNAL ILMIAH M-PROGRESS, [S. l.], v. 7, n. 1, 2017. DOI: 10.35968/m-pu.v7i1.175. Disponível em: https://journal.universitassuryadarma.ac.id/index.php/ilmiahm-progress/article/view/175. Acesso em: 9 nov. 2025.