Masniar, Masniar -, and Muhammad - Rizal. “Perencanaan Bisnis Usaha Café Es Cream Bakar Dan Es Cream Goreng Di Kota Sorong”. Metode : Jurnal Teknik Industri 3, no. 2 (October 29, 2017): 48–54. Accessed April 29, 2024. https://ejournal.um-sorong.ac.id/index.php/metode/article/view/978.