Rijal Efendi, Sri Wahyuni Mega, Diana Ambarwati. PENGARUH PRICE DISCOUNT DAN SALES PROMOTION TERHADAP LOYALITAS PELANGGAN PADA SATRIA JAYA MOTOR. Musytari [Internet]. 2024 Mar. 13 [cited 2025 Jul. 28];4(6):113-2. Available from: https://ejournal.warunayama.org/index.php/musytarineraca/article/view/2559