Columbia subject headings:
Bukharin, Nikolaĭ, 1888-1938.
Political purges--Soviet Union.
Revolutionaries--Soviet Union--Biography.
Trials (Political crimes and offenses)--Soviet Union.
Harvard subject headings:
Bukharin, Nikolaĭ, 1888-1938.
Political purges--Soviet Union.
Revolutionaries--Soviet Union--Biography
Trials (Political crimes and offenses)--Soviet Union
Princeton subject headings:
Bukharin, Nikolaĭ, 1888-1938.
Political purges--Russia.
Revolutionaries--Russia--Biography.
Trials (Political crimes and offenses)--Russia.