Tumbuan RAM, Kawatak SY. Analisis Persepsi Konsumen mengenai Kualitas Pelayanan pada Sana Coffee Manado. PESHUM [Internet]. 2026 Apr. 20 [cited 2026 Aug. 7];5(3):7130-8. Available from: https://al-haramjournal.co.id/PESHUM/article/view/15247