ABDUL AZIZ; DEVA SIVIANA; SYAMSUL HIDAYAT. Analisis Penerapan Metode Umpan Balik 360 Derajat dalam Evaluasi Kinerja Karyawan di Bagian Preventive Maintenance PT. Doulton. MASMAN Master Manajemen, [S. l.], v. 4, n. 1, p. 20–33, 2026. DOI: 10.59603/masman.v4i1.1203. Disponível em: https://ejournal-nipamof.id/index.php/MASMAN/article/view/1203. Acesso em: 9 feb. 2026.