Sitorus, Maria. 2018. “ANALISIS KEPUASAN PELANGGAN TERHADAP KUALITAS PELAYANAN JASA LOGISTIK PT. CIPTA KRIDA BAHARI”. Jurnal Riset Informatika 1 (1):17-26. https://ejournal.kresnamediapublisher.com/index.php/jri/article/view/3.