Posadas, J. (1971). The independence of the Trade Unions, the role of the Socialist and Communist Parties and the devevelopment of the Chilean Revolutionary State into a Workers State. The Committee to Defeat Revisionism for Communist Unity.

Posadas, J. The Independence of the Trade Unions, the Role of the Socialist and Communist Parties and the Devevelopment of the Chilean Revolutionary State into a Workers State. London: The Committee to Defeat Revisionism for Communist Unity, 1971.

Posadas, J. The Independence of the Trade Unions, the Role of the Socialist and Communist Parties and the Devevelopment of the Chilean Revolutionary State into a Workers State. The Committee to Defeat Revisionism for Communist Unity, 1971.