Verkaaik, Oskar
VU University Press, 1994
Buku Teks
Ishwaran, Karigoudar, author
Westview Press, 1992
Buku Teks
Stefanus Kurniawan, author
Fakultas Teknik Universitas Indonesia, 2010
UI - Skripsi (Open)
Pagliaro, Ann Marie, author
John Wiley & Sons, 1996
Buku Teks
editors, Cristina Eghenter, Bernard Sellato, G. Simon Devung
Center for International Forestry Research, 2003
Buku Teks