Columbia subject headings:
Espionage, American--Poland.
Espionage, Soviet--Italy.
Solidarity.
Harvard subject headings:
Espionage, American--Poland.
Espionage, Soviet--Italy.
John Paul II, Pope, 1920-2005--Assassination attempt, 1981.
Solidarity.
Soviet Union. Komitet gosudarstvennoĭ bezopasnosti.
United States. Central Intelligence Agency
Princeton subject headings:
Espionage, American--Poland.
Espionage, Soviet--Italy.