Columbia subject headings:
Grigorʹev, Konstantin.
Secret service--Soviet Union--Biography.
Soviet Union--Politics and government--1945-1991.
Soviet Union. Komitet gosudarstvennoĭ bezopasnosti.
Harvard subject headings:
Grigorʹev, Konstantin.
Secret service--Soviet Union--Biography.
Soviet Union--Politics and government--1945-1991.
Soviet Union. Komitet gosudarstvennoĭ bezopasnosti.
Princeton subject headings: