Ernest Grace, Rosita Manawari Girsang, Sudung Simatupang, Vivi Candra, Novelyn Sidabutar. PRODUCT QUALITY AND CUSTOMER SATISFACTION AND THEIR EFFECT ON CONSUMER LOYALTY. IJSS [Internet]. 2021 Aug. 3 [cited 2025 Jul. 6];1(2):69-78. Available from: https://mail.bajangjournal.com/index.php/IJSS/article/view/138