Wijoyo, Hadion. “PERANCANGAN SISTEM INFORMASI ADMINISTRASI PADA QUALITY FRESH LAUNDRY PEKANBARU”. JS (JURNAL SEKOLAH) 4, no. 1 (December 20, 2019): 27–32. Accessed July 3, 2025. https://jurnal.unimed.ac.id/2012/index.php/js/article/view/16094.