Husnul Khotimah, Awin Mulyati, Ute Chairuz M. Nasution. PENGARUH PRODUCT KNOWLEDGE DAN RELATIONSHIP MARKETING TERHADAP LOYALITAS KONSUMEN SEPEDA MOTOR DI DEALER YAMAHA SIP GUNUNGSARI. Musytari [Internet]. 2024 Jun. 29 [cited 2025 Jul. 28];6(3):71-80. Available from: https://ejournal.warunayama.org/index.php/musytarineraca/article/view/4213