Purwaningsih, Diyah, dan Alfen Edison Isliko. “PENGARUH KUALITAS PRODUK, DAN CITRA MERK TERHADAP KEPUTUSAN PEMBELIAN HELM DI TOKO JWM VARIASI MOTOR (PAS LAMPU MERAH TALANG BOGOR)”. Economics Learning Experience & Social Thinking Education Journal 4, no. 1 (Maret 30, 2024): 79–87. Diakses Oktober 22, 2024. https://journal.stiegici.ac.id/index.php/eleste/article/view/220.