Journal of Population Vol. 6 No. 1,2 2000 : 37-58, 2000
Artikel Jurnal
Roveda, Vittorio, author
River Books, 2005
Buku Referensi
Roveda, Vittorio
River Books Press, 2013
Multimedia
Routledge, 2006
Buku Teks
Peou, Sorpong
Institute of Southeas Asian Studies , 2000
Buku Teks