PEMANFAATAN KOMUNIKASI INTERPERSONAL CUSTOMER SERVICE PELANGGAN DAN PELANGGAN PERUMDAM TIRTA PANDALUNGAN TERHADAP KUALITAS PELAYANAN (Studi Kasus Di Kantor Perumdam Tirta Pandalungan Kab. Jember). triwikrama [Internet]. 2025 Aug. 9 [cited 2025 Aug. 11];11(3):1-10. Available from: https://ejournal.cahayailmubangsa.institute/index.php/triwikrama/article/view/6094