Sari Sagala M, Harahap R. THE EFFECT OF PRODUCT QUALITY AND SERVICE QUALITY ON CONSUMER SATISFACTION AT PT. DELAMIBRANDS KHARISMA BUSANA. Jurnal Ekonomi [Internet]. 2022 Dec. 6 [cited 2026 May 7];11(03):1411-9. Available from: https://ejournal.seaninstitute.or.id/index.php/Ekonomi/article/view/861