Tingkat Loyalitas Pelanggan Terhadap Matahari Department Store Solo Square Oleh Kualitas Pelayanan Melalui Net Promoter Score (NPS). LABEL [Internet]. 2024 Oct. 24 [cited 2026 May 1];1(1):105-1. Available from: https://ojs.udb.ac.id/label/article/view/4055