Columbia subject headings:
Intelligence service--Russia (Federation)
National security--Russia (Federation)
Harvard subject headings:
Federalʹnai︠a︡ sluzhba kontrrazvedki RF.
Intelligence service--Russia (Federation)
Intelligence service--Soviet Union.
National security--Russia (Federation)
National security--Soviet Union
Secret service--Russia (Federation)
Secret service--Soviet Union
Soviet Union. Komitet gosudarstvennoĭ bezopasnosti.
Princeton subject headings:
Intelligence service--Russia (Federation)
National security--Russia (Federation)