Achmad, Marita Nur, and Wirawan Endro Dwi Radianto. 2026. “7P MARKETING STRATEGY DESIGN IN AN EFFORT TO INCREASE SALES IN SPA SERVICES: A CASE STUDY AT FRESHMINT SPA LAMONGAN”. Business and Finance Journal 11 (1):38-50. https://doi.org/10.33086/bfj.v11i1.8504.