(1991). Five Years That Shook The World Gorbachev's Unfinished Revolution Edited By Harley D Balzer. Wwestview Press.
Chicago-referens (17:e uppl.)Five Years That Shook The World Gorbachev's Unfinished Revolution Edited By Harley D Balzer. Wwestview Press, 1991.
MLA-referens (8:e uppl.)Five Years That Shook The World Gorbachev's Unfinished Revolution Edited By Harley D Balzer. Wwestview Press, 1991.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.