Tirta Tirani, N., dan E. wahyu Widayat. “PENGARUH PRODUK, HARGA DAN PROMOSI TERHADAP KEPUTUSAN PEMBELIAN PRODUK MEREK AQUA DI KOTA BOGOR”. 2022. Economics Learning Experience & Social Thinking Education Journal, vol. 2, no. 2, September 2022, hlm. 167-76, https://journal.stiegici.ac.id/index.php/eleste/article/view/34.