Sutherland, Mary
Kodansia International, 1980
Buku Teks
Jatna Supriatna, author
Yayasan Pustaka Obor Indonesia, 2022
Buku Teks
National Geographic Society (U.S.)
National Geographic Society, 1989
Buku Referensi
Bolin, Luis A.
Alfred A. Knopf , 1962
Buku Teks
Bhisma Gusti Anugra, author
2019
UI - Skripsi Membership