Munthe K, Ginting ON. Effect of Quality of Service on Customer Satisfaction in Credit Union Cinta Kasih Tigapanah, Karo Regency, Indonesia. theijhss [Internet]. 2021 Jan. 31 [cited 2024 Jul. 3];9(1). Available from: https://internationaljournalcorner.com/index.php/theijhss/article/view/157619