Amran Halim, author
Djambatan, 1984
Buku Teks
Jeffrey Heinz, Rob Goedemans, Harry van der Hulst, editors
Cambrigde University Press , 2016
Buku Teks
Luiz Claudio Sonbay, author
Fakultas Ilmu Pengetahuan dan Budaya Universitas Indonesia, 2016
UI - Skripsi (Membership)
Cambridge University Press, 2008
eBooks
Brandenstein, Wilhelm, author
Gerold, 1950
Buku Teks