Columbia subject headings:
Harvard subject headings:
Intelligence officers--Soviet Union--Biography.
Intelligence service--Soviet Union.
Ivashutin, P. I., 1909-2002.
Soviet Union. Glavnoe razvedyvatelʹnoe upravlenie--History.
Princeton subject headings:
Intelligence officers--Soviet Union--Biography.
Intelligence service--Soviet Union.
Ivashutin, P. I., 1909-2002.
Soviet Union. Glavnoe razvedyvatelʹnoe upravlenie--History.