Jean Van Heijenoort
Jack London
Friedrich Engels Karl Marx
Friedrich Engels, Karl Marx, Ernst Mandel
Vladimir Ilich Lenin, Rosa Luxemburgo, Leon Trotsky
Johsua Isaac
Santiago M. Roggerone
Juan Dal Maso
Harold Walter Nelson
D´Atri Andrea (Ed)
Esteban Mercatante
Vv. Aa.
Andrea D'atri
Paul Frolich
Ernst Mandel
Raúl Godoy
James Cannon
Matias Maiello
Leon Trotsky
Wendy Z. Goldman
Andrea D'atri, Celeste Murillo, Ana Sánchez
Friedrich Engels, Karl Marx
Juan Dal Maso Ariel Petruccelli
Rose Steven, Hilary Rose
Bellamy Foster John
Peña Milciades
Broue Pierre
Emilio Albamonte, Matias Maiello