KHOIMAINI USMAN, A. STRATEGI UMKM FOTOKOPI DALAM MEMBANGUN LOYALITAS PELANGGAN: STUDI KASUS DI LINGKUNGAN KAMPUS UNIVERSITAS MALAHAYATI. AKTUAL, [S. l.], v. 23, n. 1, p. 24–28, 2025. DOI: 10.56327/aktual.v23i1.457. Disponível em: http://jurnal.stietrisnanegara.ac.id/index.php/aktual/article/view/457. Acesso em: 17 nov. 2025.