Open University Press, 2003
Buku Teks
edited by Judith B. Balderston and Frederick E. Balderston
University of California, 1993
Buku Teks
Bassett, Roberta Malee
Routledge, 2006
Buku Teks
M.K. (Muhammad Kamil) Tadjudin
[publisher not identified], [date of publication not identified]
Artikel Jurnal
M.K. (Muhammad Kamil) Tadjudin
1998
Artikel Jurnal