Marbinoto MS, Purba JSM. PENGARUH PROMOSI DAN KUALITAS LAYANAN TERHADAP LOYALITAS PT. PEGADAIAN UNIT PELAYANAN CABANG BABURA. jsti [Internet]. 2024 Dec. 31 [cited 2025 Jul. 25];22(01):71-6. Available from: https://ejurnal.istp.ac.id/index.php/jsti/article/view/432