edited by Ali Banuazizi, Myron Weiner
Indiana University Press, 1994
Buku Teks
Maria Lall, editor
ISEAS publications, 2009
Buku Teks
Marie Lall, author
ISEAS–Yusof Ishak Institute, 2008
eBooks
Dobbs-Higginson, Michael S., author
Longman, 1993
Buku Teks
Snow, Donald M., author
Pearson Longman, 2007
Buku Teks