Sari, Renni Erlita, and Moh Supendi. “Pengembangan Produk Di Kafe Hoax Ancol”. Jurnal Utilitas 5, no. 1 (February 18, 2020): 17–24. Accessed November 22, 2024. https://journal.uhamka.ac.id/index.php/utilitas/article/view/4681.