Lindawati L, Sume SA, Muniroh L. PENGARUH KERAGAMAN PRODUK DAN PELAYANAN TERHADAP LOYALITAS KONSUMEN. Manager [Internet]. 2020 Dec. 11 [cited 2025 Feb. 22];3(1):11-2. Available from: http://360665.5mvk4.group/index.php/Manager/article/view/3823