Rizmoon N. Zulkarnaen, author
Pusat konservasi Tumbuhan Kebun Raya, 2016
Artikel Jurnal
IlL. The University of Chicago Press , 1970
Buku Teks
edited by Joan Davidson and Richard Lloyd
John Wiley & Sons, 1979
Buku Teks
editor M.T. Zen
Gramedia, 1984
Buku Teks
Dini Harmita, author
Gunung Halimun - Salak National Park Management Project, 2009
Buku Referensi