- The Ballot, the Streets―or Both: From Marx and Engels to Lenin and the October Revolution
- Islam and Politics in East Africa: The Sufi Order in Tanzania
- Marx and Engels: Their Contribution to the Democratic Breakthrough
- Lenin's Electoral Strategy from Marx and Engels Through the Revolution of 1905: The Ballot, the Streets or Both
- Lenin's Electoral Strategy from 1907 to the October Revolution of 1917: The Ballot, the Streets—or Both