Hermanu Iriawan. “PENERAPAN MARKETING MIX PRODUK WESEL POS CASH TO ACCOUNT PADA PT. POS INDONESIA CABANG BIAK – PAPUA”. Gema Kampus IISIP YAPIS Biak 12, no. 1 (April 29, 2017): 19-24. Accessed August 16, 2025. https://e-journal.iyb.ac.id/index.php/gemakampus/article/view/52.