PENGARUH BRAND AMBASSADOR, BRAND IMAGE, KUALITAS PRODUK, DAN IKLAN TERHADAP KEPUTUSAN PEMBELIAN SMARTPHONE. Integrative Perspectives of Social and Science Journal, [S. l.], v. 2, n. 03 Juli, p. 5271–5282, 2025. Disponível em: https://ipssj.com/index.php/ojs/article/view/687. Acesso em: 21 oct. 2026.