HENGKI JANU VENDRI09.01.55.0002. “IMPLEMENTASI WEB SERVICE FACEBOOK DALAM SISTEM INFORMASI JUAL BELI HANDPHONE BERBASIS WEB”. Information Technology and Telematics 4, no. 2 (November 2, 2014). Accessed November 13, 2024. https://www.unisbank.ac.id/ojs/index.php/fti3/article/view/2789.