“MODEL MOTIVASI KERJA DI ERA COVID-19 DI PT. MITRA BISNIS KELUARGA VENTURA MAGELANG SLEMAN”, jopt, vol. 19, no. 2, hlm. 55–73, Sep 2022, Diakses: Okt 04, 2026. Tersedia pada: https://jurnal.stieieu.ac.id/index.php/opt/article/view/146