Purwanti, Niki Ayu, Tri Inda Fadhila Rahma, and Muhammad Lathief Ilhamy Nst. 2023. “IMPLEMENTASI RELATIONSHIP MARKETING TERHADAP CUSTOMER LOYALITY PADA PT. BANK SUMUT KCP SYARIAH SIMPANG KAYU BESAR MELALUI CUSTOMER SATISFACTION”. JURNAL ILMIAH EDUNOMIKA 7 (2). https://doi.org/10.29040/jie.v7i2.9091.