Safitri, Windi, Guntur Maha Putra, and Febby Madonna Yuma. 2022. “IMPLEMENTATION OF CRM METHODS TO IMPROVE SALES QUALITY OF BUNUT SEBRANG UMI CLOTHING SHOP”. Jurnal Riset Informatika 4 (2):175-82. https://doi.org/10.34288/jri.v4i2.155.