Lourensia Gugus Irawati09.01.55.0152. 2013. “PERANCANGAN SISTEM INFORMASI PENGELOLAAN APARTEMEN MUTIARA GARDEN SEMARANG BERBASIS WEB”. Information Technology and Telematics 3 (2). https://www.unisbank.ac.id/ojs/index.php/fti3/article/view/1934.