Sutejo, Bertha Silvia. “Internet Marketing: Konsep Dan Persoalan Baru Dunia Pemasaran”.
Jurnal Manajemen Maranatha
6, no. 1 (December 13, 2010): pp. 41–56. Accessed May 13, 2025. http://114.7.153.31/index.php/jmm/article/view/224.