1. The communist movement: from monolith to polymorph;Waller,1981
2. Problems of comparative communism;Waller;Studies in Comparative Communism,1979
3. A movement is a movement is a movement;Waller;Communist Affairs,1982
4. The Establishment of Marxist Regimes;Szajkowski,1982
5. An Encyclopedic Dictionary of Marxism, Socialism and Communism;Wilczynski,1981