TOMMY LEO PRASETYO; ALIFIAN NUGRAHA. PENGARUH PELATIHAN DAN PENGEMBANGAN TERHADAP PRODUKTIVITAS KARYAWAN PADA KOPERASI SIMPAN PINJAM MULIA JAYA KABUPATEN JEMBER. MANDAR: Management Development and Applied Research Journal, [S. l.], v. 4, n. 2, p. 7–16, 2022. DOI: 10.31605/mandar.v4i2.1681. Disponível em: https://ojs.unsulbar.ac.id/index.php/mandar/article/view/1681. Acesso em: 2 may. 2026.