Jatna Supriatna
Yayasan Pustaka Obor Indonesia, 2022
Buku Teks
National Parks Authority, 2004
Buku Referensi
Robinson, William L.
Macmillan, 1989
Buku Teks
Questar, 0
Buku Teks
National Geographic Society (U.S.)
National Geographic Society, 1989
Buku Referensi