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Autores:

* Albert Einstein (1)

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* Álvaro Cunhal (1)

* Antonio Gramsci (6)

* Ernesto Che Guevara (4)

* Fidel Castro (1)

* Friedrich Engels (14)

* Georges Politzer (1)

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* Heinz Dieterich (2)

* Ho Chi Minh (2)

* Iosiv Stalin (4)

* John Reed (2)

* José Díaz Ramos (2)

* José María Laso Prieto (1)

* Jóvenes Clásicos (9)

* Julius Fucik (1)

* Karl Marx (9)

* Manuel Sacristán (4)

* Mao Zedong (2)

* Marta Harnecker (1)

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* Nikolai Bujarin (3)

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* Salvador Allende (3)

* UJCE (14)

* Vladimir Ilich Lenin (14)