Prenada, Ade, Samsul Bakri, and Susni Herwanti. “Penilaian Jasa Wisata Kebun Binatang Bumi Kedaton Resort Di Bandar Lampung Dengan Pendekatan Metode Biaya Perjalanan”. Jurnal Sylva Lestari 5, no. 2 (May 23, 2017): 102–112. Accessed May 8, 2024. https://sylvalestari.fp.unila.ac.id/index.php/JHT/article/view/27.