Gorbachev, M. S. (1988). Bringing out the potential of socialism more fully: Speech by the General Secretary of the CPSU Central Committee in the Sejm of the Polish People's Republic : Warsaw, July 11, 1988. Novosti Press Agency Pub. House.
Цитирование в стиле Чикаго (17-е изд.)Gorbachev, Mikhail Sergeevich. Bringing Out the Potential of Socialism More Fully: Speech by the General Secretary of the CPSU Central Committee in the Sejm of the Polish People's Republic : Warsaw, July 11, 1988. Novosti Press Agency Pub. House, 1988.
Цитирование MLA (9-е изд.)Gorbachev, Mikhail Sergeevich. Bringing Out the Potential of Socialism More Fully: Speech by the General Secretary of the CPSU Central Committee in the Sejm of the Polish People's Republic : Warsaw, July 11, 1988. Novosti Press Agency Pub. House, 1988.