Construir o partido revolucionário da classe operária. N.p.:, undated

Construir o partido revolucionário da classe operária. N.p.:, undated, Box: 7, Folder: 2. Eduardo Sarno Collection of Leftist Movements in Brazil, 2002-03. Benson Latin American Collection, The University of Texas at Austin. https://archives.lib.utexas.edu/repositories/4/archival_objects/372419 Accessed September 26, 2026.