Soepeno Sumardjo
Mikhail Gorbachev tokoh pembarun abad ini
Pustaka Yayasan 17-8-45, [, 1990]
 Buku Teks SO
Dussen, W.J. van der
History as a science: the philosophy of R. G. Collingwood
Springer, 2012
 Buku Teks SO
Tannenbaum, Donald G.
Inventors of ideas : an introduction to Western political philosophy / Donald G. Tannenbaum
Wadsworth/Thomson learning, 2004
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Ta, Tung Shu
The One-world philosophy of K'ang Yuwei; transl. from the Chinese with introd. and notes by Laurence G. Thompson.
George Allen and Unwin, 1958
 Buku Teks SO
Lewin, Moshe
The Gorbachev phenomenon a historical interpretation/ Moshe Lewin.
University of California Press , 1991
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