Brastoro, Brastoro, and Elisabeth Vita Mutiarawati. “ASPEK BISNIS USAHA NGAMBING DI KELAPA GADING JAKARTA UTARA”. Jurnal Manajemen 11, no. 1 (November 15, 2021): 11–22. Accessed May 2, 2026. https://jurnal.kwikkiangie.ac.id/index.php/JM/article/view/807.