Siddayao, Corazon Morales, author
Oxford University Press, 1978
Buku Teks
Dam-de Jong, Daniƫlla, 1978, author
Cambridge University Press, 2015
Buku Teks
Arif Zakaria Kapa, author
Fakultas Teknik Universitas Indonesia, 2014
UI - Tesis (Membership)
Maesen, L.J.G. van der, editor
Prosea, 1992
Buku Referensi
edited by J. Dransfield and N. Manokaran
Prosea, 1994
Buku Referensi