Sen, Amartya, 1933-
Development as freedom
Anchor Books, 1999
 Buku Teks
Steinby, Torsten
In Quest of freedom
Government, 1971
 Buku Teks
McPherson, James M.
Crossroads of Freedom
Oxford University Press, 2002
 Buku Teks
Campbell, Enid Mona
Freedom in Australia
Sydney University Press , 1973
 Buku Teks
The Poetry of freedom
edited by William Rose BeneĢt and Norman Cousins
Random House, 1945
 Buku Teks