ANALISA PENGARUH KUALITAS LAYANAN TERHADAP LOYALITAS PELANGGAN DI LAUNDRY 5ASEC SURABAYA. jmp [Internet]. 2012 Jul. 12 [cited 2026 Jun. 5];4(2):45-57. Available from: https://jurnalperhotelan.petra.ac.id/index.php/hot/article/view/18423