Artikel Jurnal
Maisel, Sherman J.
McGraw-Hill, 1976
Buku Teks
Goeltom, Miranda S., author
Institut of Southeast Asian Studies, 1995
Buku Teks
Ryan Eka Permana Sakti, author
Universitas Indonesia, 2014
UI - Skripsi (Membership)
Goddard, G. Jason, author
[Springer, ], 2012
eBooks