Wihasto, H. and Widiastuti, N. (2019) “DETERMINAN NILAI PELANGGAN & IMPLIKASINYA TERHADAP LOYALITAS KONSUMEN DI BANK SYARIAH WILAYAH DKI JAKARTA”, Journal Competency of Business, 3(2), pp. 144–165. doi: 10.47200/jcob.v3i2.675.