Abubakar, Karim. “ANALISIS PENGENDALIAN INTERN TERHADAP SISTEM PENJUALAN PADA PT. TRAKINDO UTAMA CABANG TERNATE”. Jurnal Manajemen Sinergi 4, no. 1 (June 19, 2016): 19–27. Accessed August 15, 2026. https://ejournal.unkhair.ac.id/index.php/JMS/article/view/6702.