- Mao, Zedong7
- Trotsky, Leon4
- Caute, David3
- Lichtheim, George3
- Ulam, Adam B.3
- Zagoria, Donald S.3
- Brzezinski, Zbigniew2
- Daniels, Robert V.2
- Djilas, Milovan2
- Kommunisticheskaia partiia Sovetskogo Soiuza2
- Mu, Fu-sheng2
- Staar, Richard Felix2
- Stawar, Andrzej2
- Anderson, Thornton1
- Andrieu, René1
- Arévalo, Juan José1
- Australian Institute of Political Science1
- Baffrey, Stephen A.1
- Bales, James D.1
- Barnett, A. Doak1