Cita APA (7th ed.)
Gorbachov, M. Perestroika: New Thinking for Our Country and the World. Harper and Row.
Cita Chicago (17th ed.)
Gorbachov, Mijaíl. Perestroika: New Thinking for Our Country and the World. Nueva York, EUA: Harper and Row.
Cita MLA (9th ed.)
Gorbachov, Mijaíl. Perestroika: New Thinking for Our Country and the World. Harper and Row.
Atenció: Aquestes cites poden no estar 100% correctes.