(1991). Five Years That Shook The World Gorbachev's Unfinished Revolution Edited By Harley D Balzer. Wwestview Press.
Style de citation Chicago (17e éd.)Five Years That Shook The World Gorbachev's Unfinished Revolution Edited By Harley D Balzer. Wwestview Press, 1991.
Style de citation MLA (8e éd.)Five Years That Shook The World Gorbachev's Unfinished Revolution Edited By Harley D Balzer. Wwestview Press, 1991.
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