2.Teoria e Debate [Revista trimestral do Diretório Regional do PT-São Paulo], (1987 December 4-6).

2.Teoria e Debate [Revista trimestral do Diretório Regional do PT-São Paulo], (1987 December 4-6)., Box: 11. 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/373251 Accessed September 26, 2026.