International encyclopedia of government and politics; Volume 1
edited by Frank N. Magill
Toppan, 1996
Buku Referensi
Encyclopedia of government and politics; Volume 2
edited by Mary Hawkesworth and Maurice Kogan
Routledge, 1992
Buku Referensi
International encyclopedia of government and politics; Volume 2
edited by Frank N. Magill
Toppan, 1996
Buku Referensi
The Encyclopedia of Malaysia : Government and Politics
Archipelago Press, 2006
Buku Referensi
Internaional Encyclopedia of Government & Politics
S. Chand, 1996
Buku Teks