Columbia subject headings:
Brezhnev, Leonid Ilʹich, 1906-1982.
Gorbachev, Mikhail Sergeevich, 1931-
Heads of state--Protection--Soviet Union.
Medvedev, V. (Vladimir)
Harvard subject headings:
Brezhnev, Leonid Ilʹich, 1906-1982.
Gorbachev, Mikhail Sergeevich, 1931-
Heads of state--Soviet Union--Biography.
Medvedev, V. (Vladimir)
Soviet Union. Komitet gosudarstvennoĭ bezopasnosti--Biography.
Princeton subject headings:
Brezhnev, Leonid Ilʹich, 1906-1982.
Gorbachev, Mikhail Sergeevich, 1931-2022.
Heads of state--Soviet Union--Biography.
Medvedev, V. (Vladimir)
Soviet Union. Komitet gosudarstvennoĭ bezopasnosti--Biography.