Eduar R. PENGARUH BIAYA PROMOSI DAN HARGA JUAL TERHADAP VOLUME PENJUALAN MOBIL TOYOTA AVANZA 1.3 G M/T DI TOYOTA AUTO PAGAR ALAM. JUMBIKU [Internet]. 2023 Aug. 28 [cited 2025 Apr. 21];3(2):130-41. Available from: https://journalshub.org/index.php/JUMBIKU/article/view/2455