Yulius, Kevin, and Richard Wilson. “Aspek Pemasaran Pada Bisnis Her Haven Guest House Di Jakarta Pusat”. PERWIRA - Jurnal Pendidikan Kewirausahaan Indonesia 7, no. 1 (December 24, 2024): 41-49. Accessed May 2, 2026. http://perwiraindonesia.com/eJournal/index.php/perwira/article/view/107.