Weliyanto, W. 2024. Upaya Peningkatan Kualitas Pelayanan Pusat Perbelanjaan Modern. J-CEKI : Jurnal Cendekia Ilmiah. 3, 5 (Aug. 2024), 4466–4469. DOI:https://doi.org/10.56799/jceki.v3i5.4926.