Cristina Martín Jimenéz
Enrique Sacco
Delia Sisro, Waldo Wolff
Hippolyte Prosper Olivier Lissagaray
Franz Mehring
Christian Ferrer
Pablo Gabriel Salinas, Viviana Laura Beigel
Emilio Crisi
Bookchin, Liguri, Stowaser
Miguel Bakunin
Ibañez Tomas
Baigorria Osvaldo (Comp)
Maria Pia Lopez
Javier Cosnava
Roberto Salvador Aruj
José Pablo Feinmann
Tokatlian Juan Gabriel
Emile Armand
Cristina Guzzo
Garcia Moriyon
Horacio Verbitsky
Paula Biglieri, Gloria Perolló
Friedrich Engels, Karl Marx, Ernst Mandel
Laura Serra
Daniel Ivoskus
Franco Lindner
Matthew Levitt
Silvia Rivera Cusicanqui
Gabriela Cerruti
Alvaro De Lamadrid
Norberto Robbio
Wayne Price
Piotr Kropotkin
Guerin Daniel
Aa.Vv.