| Debate sobre Cuba. Las distintas posiciones de la Cuarta Internacional |
1981 |
| From Mississippi to Boston: The Demand for Troops to Enforce Civil Rights |
Jan. 1975 |
| Imperialism vs. the Iranian Revolution. Which Side for Working People? |
1981 |
| Israel's War Against the Palestinian People |
1983 |
| Las tres primeras internacionales |
1978 |
| Las tres primeras internacionales. Su historia y sus lecciones |
1977 |
| Poland. Workers in Revolt |
1981 |
| Revolutionary Cuba Today. The Record of a Discussion |
1980 |
| Revolutionary Strategy in the Fight Against the Vietnam War |
April 1975 |
| The First Three Internationals. Their History and Lessons |
1974 |
| The First Three Internationals |
1974 |
| The Palestinian National Liberation Struggle and the PLO. Two Political Lines in the Fourth International |
Dec. 1982 |
| Upsurge in Africa. Cuba, the U.S., and the New Rise of the African Liberation Struggle |
1978 |
| War in the Middle East. The Socialist View |
1973 |
