Siregar SH, Zuhri MA, Siregar AR, Hasibuan WM. ANALISIS TINGKAT BRAND LOYALTY PADA PRODUK SHAMPOO MEREK “SUNSILK”. ad. j. e. b. islm. [Internet]. 2023 Jan. 5 [cited 2025 Nov. 1];6(001):1-14. Available from: https://jurnal.staialhidayahbogor.ac.id/index.php/ad/article/view/3489