Pondaag, Jones H. Yr, et al. “EVALUASI SISTEM PENGENDALIAN INTERNAL PIUTANG PADA DISTRIBUTOR UNILEVER INDONESIA AREA MANADO”. GOING CONCERN : JURNAL RISET AKUNTANSI, vol. 8, no. 4, Dec. 2013, https://ejournal.unsrat.ac.id/v3/index.php/gc/article/view/25119.