Sumaryo Suryokusumo, author
Alumni, 1997
Buku Teks
A.K. Syahmin, author
Armico, 1988
Buku Teks
Boyle, Alan, author
Oxford University Press, 2007
Buku Teks
Klabbers, Jan, author
Oxford Univesity Press, 2011
Buku Teks
edited by Evan Luard
Praeger, 1966
Buku Teks