Teryaev, G.
A. I. Herzen: great Russian thinker and revolutionary democrat
Foreign Languages Publishing House, 1954
 Buku Teks
Iqbal as a thinker [essays by ]
Sheikh Muhammad Ashraf , 1944
 Buku Teks
Diakonoff, Igor M.
The paths of history / Igor M. Diakonoff
Cambridge University Press, 1999
 Buku Teks
Scherbak, Igor
Confidence-building measures / Igor Scherbak
Unidir. United Nations, 1991
 Buku Teks
Diestler, Sherry
Becoming a critical thinker: a user friendly manual / Sherry Diestler
Prentice-Hall, 1998
 Buku Teks