Hadinata W, Jeffrey J, Trizie R, Hutagaol J. The EFFECT OF PERSONAL SELLING, SALES PROMOTION AND PRODUCT QUALITY ON THE PURCHASE DECISION OF YUASA BRAND MOTOR BATTERY AT PT ADIDAYA KARYA INDOTAMA MEDAN. Jurnal Ekonomi [Internet]. 2023 Jan. 25 [cited 2026 May 15];12(01):1180-3. Available from: https://ejournal.seaninstitute.or.id/index.php/Ekonomi/article/view/1025