Christian, A., K. Rizal, N. Alam, and A. Amir. “PERANCANGAN SISTEM INFORMASI JASA CUCI MOBIL DAN MOTOR”. INTI Nusa Mandiri, Vol. 14, no. 1, July 2019, pp. 65-70, https://ejournal.nusamandiri.ac.id/index.php/inti/article/view/604.