Title: al-Muʼtamar al-Rābiʻ wa-al-ʻIshrūn lil-Ḥizb al-Shuyūʻī al-Sūvyītī
Subjects: Politics and government, Communism, Kommunisticheskai︠a︡ partii︠a︡ Sovetskogo Soi︠u︡za. Sʺezd 1971 : Moscow, Russia)
Places: Soviet Union
Time periods: 1945-1991