The conscience of the revolution : communist oppression in Soviet Russia - Daniels, Robert Vincent (Cambridge : Harvard University Press, 1960)
"[Begun] as a doctoral dissertation 'The left oppositon in the Russi an Communist Party, to 1924,' Harvard University, 1950'".
Includes bibliographical references ( p. [439]-448.)
Keywords: Communism -- Russia; Russia -- Politics & government -- 1917-1936.