Iman Putra Jaya Hulu, Anggi Dian Safitri, Putri Nabila, & Irwan Nopian Sinaga. (2025). THE EFFECT OF TQM IMPLEMENTATION AND PRODUCTION EFFECTIVENESS ON SKINTIFIC SKINCARE CUSTOMER SATISFACTION IN MEDAN CITY . Jurnal Penelitian Progresif, 4(2), 27-36. https://doi.org/10.61992/jpp.v4i2.221