Purwati, Astri Ayu, Kristin Rukmana, and Mazzlida Matt Deli. 2020. “THE EFFECT OF PERSONAL SELLING AND SERVICE QUALITY ON CUSTOMER LOYALTY AT PT. WANRIAU INDOXP”. Journal of Applied Business and Technology 1 (1), 1-7. https://doi.org/10.35145/jabt.v1i1.17.