Lipset, Seymour Martin, author
Pustaka Sinar Harapan, 1994
Buku Teks
Hughes, Christopher
Routledge , 1997
Buku Teks
Yang, Richard
The Forum Press, 1978
Buku Teks
Lenczowski, George, author
Cornell University Press, 1956
Buku Teks
Reeve, David, author
Komunitas Bambu, 2013
Buku Teks