10. "Campanha unificada do PT prega o socialismo."A Tarde, (1982 April 21).

10. "Campanha unificada do PT prega o socialismo."A Tarde, (1982 April 21)., Box: 16. 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/373817 Accessed September 26, 2026.