Doumanis, Mariella
Academic Press, 1983
Buku Teks
Grote, George, author
Routledge, 2001
Buku Teks
Edited by Shlomo Avineri and Avner de-Shalit
Oxford University Press , 2002
Buku Teks
Coleman, Janet, author
Blackwell Publishers, Ltd, 2000
Buku Teks
Martin, Thomas R.
Yale University Press, 1996
Buku Teks