Bhirdhanata SM, Handayani R. THE IMPACT OF PROMOTION, PRICE, AND SERVICE QUALITY ON PURCHASING DECISIONS: AN INVESTIGATION OF SAE CAR AUDIO IN GEMOLONG CITY. IJEBAR [Internet]. 2023 Jul. 10 [cited 2025 Jun. 27];7(2). Available from: https://jurnal.stie-aas.ac.id/index.php/IJEBAR/article/view/9292