Columbia subject headings:
Soviet Union--Politics and government--1953-1985.
Soviet Union--Religion.
Soviet Union--Social conditions--1945-1991.
Underground literature--Soviet Union.
Harvard subject headings:
Soviet Union--Politics and government--1953-1985.
Soviet Union--Religion.
Soviet Union--Social conditions--1945-1991.
Underground literature--Soviet Union.
Princeton subject headings:
Soviet Union--Politics and government--1953-1985.
Soviet Union--Religion.
Soviet Union--Social conditions--1945-1991.
Underground literature--Soviet Union.