APA-viite

Gorbachev, M. (1988). Perestroika new thinking for our country and the world.

Chicago-tyylinen lähdeviittaus

Gorbachev, Mickhail. Perestroika New Thinking for Our Country and the World. London, Withan Collins sons, 1988.

MLA-viite

Gorbachev, Mickhail. Perestroika New Thinking for Our Country and the World. 1988.