SIAHAAN, Shinta; TAMPUBOLON, Mangihut; ARIF, Anggia. Pengaruh Motiasi Kerja dan Lingkungan Kerja Terhadap Kinerja Karyawan PT. Harum Manis Agung. Improvement: Jurnal Manajemen dan Bisnis, [S. l.], v. 5, n. 1, p. 38–45, 2025. DOI: 10.30651/imp.v5i1.26046. Disponível em: https://journal.um-surabaya.ac.id/improvement/article/view/26046. Acesso em: 14 okt. 2026.