Rakhman, Akbar, and Tri Septin Muji Rahayu. “PENGARUH KUALITAS PRODUK, PROMOSI DAN HARGA TERHADAP KEPUTUSAN PEMBELIAN VARIASI AUDIO MOBIL DI SUBUR AUDIO WORKSHOP PURWOKERTO”. Media Ekonomi 17, no. 1 (January 1, 2017): 33–41. Accessed July 6, 2026. http://jurnalnasional.ump.ac.id/index.php/MEDEK/article/view/1764.