PENGARUH KUALITAS PELAYANAN TERHADAP LOYALITAS ANGGOTA KOPERASI KONSUMEN BM JH. jpe-unima [Internet]. 2020 Jun. 28 [cited 2025 Dec. 5];1(1):65 74. Available from: https://ejurnal.unima.ac.id/index.php/jpe-unima/article/view/3163