ZUFRIDA RACHMAWATI13.01.53.0063. “SISTEM PENILAIAN KUALITAS LAYANAN TOILET BANDARA MENGGUNAKAN PENDEKATAN CRM”. Information Technology and Telematics 7, no. 2 (October 27, 2017). Accessed July 23, 2024. https://www.unisbank.ac.id/ojs/index.php/fti3/article/view/5463.