Angellia, Angellia, Angeline Angeline, Stefanie Stefanie, and Vera Novilia. “Analisis Pendapatan Regional Kota Batam”. Jurnal sosial dan sains 1, no. 6 (June 15, 2021): 424–429. Accessed July 2, 2024. https://sosains.greenvest.co.id/index.php/sosains/article/view/127.