Paridah Abd. Samad, author
Salafi, 1999
Buku Teks
(hapus2)
Sense, 2012
eBooks
Ahmad Kamal Abdullah
Dewan Bahasa dan Pustaka, 1997
Buku Teks
New York : American Political Science Association
Majalah, Jurnal, Buletin
Morgan, Charles, author
Macmillan, 1951
Buku Teks