Situmorang, Hotben, and Ade Andrianto Sihombing. “ANALISIS PENGARUH KUALITAS PELAYANAN DAN HARGA TERHADAP LOYALITAS PELANGGAN”. AKTUAL 21, no. 1 (June 30, 2023). Accessed October 21, 2025. http://jurnal.stietrisnanegara.ac.id/index.php/aktual/article/view/380.