Columbia subject headings:
Harvard subject headings:
Milan (Italy)--History.
Pinelli, Giuseppe, 1928-1969--Trials, litigation, etc.
Trials (Political crimes and offenses)--Italy
Princeton subject headings:
Bombings--Italy--Milan.
Pinelli, Giuseppe, 1928-1969--Trials, litigation, etc.
Trials (Political crimes and offenses)--Italy.