Putri, Agatha Rezkhi Dyanthika, and Heny Kurnianingsih. “PENGARUH KUALITAS PRODUK, HARGA, DAN PROMOSI TERHADAP KEPUTUSAN PEMBELIAN SMARTPHONE OPPO”. Jurnal Kelola: Jurnal Ilmu Sosial 5, no. 1 (May 9, 2022): 82-90. Accessed July 6, 2024. https://ejournal.goacademica.com/index.php/jk/article/view/533.