ORIZYA SATIVA10.01.55.0084. 2014. “PERANCANGAN WEBSITE PORTAL INFORMASI LEMBAGA BIMBINGAN BELAJAR DAN JASA LES PRIVAT DI SEMARANG”. Information Technology and Telematics 4 (2). https://www.unisbank.ac.id/ojs/index.php/fti3/article/view/2776.