Giordano, Frank R., author
Addison-Wesley, 1991
Buku Teks
Janice Jacob Kayan Jap, author
Sekolah Ilmu Lingkungan Universitas Indonesia, 2020
UI - Tesis (Membership)
Grijns, C. D.
KITLV Press, 1991
Buku Teks
Ni Luh Putu Eka Widyaningsih, author
Universitas Indonesia, 2014
UI - Skripsi (Membership)
Ahmad Maulana, author
2016
UI - Skripsi (Membership)