Author
Marx, Karl, 1818-1883
3
Engels, Friedrich, 1820-1895
2
Luxemburg, Rosa, 1871-1919
2
Luxemburg, Rosa, 1871-1919,
2
Bauer, Otto, 1881-1938,
1
Buber, Martin, 1878-1965,
1
Engels, Friedrich, 1820-1895,
1
Losurdo, Domenico,
1
Maíz Suárez, Ramón,
1
Marx, Karl, 1818-1883,
1
Mocek, Reinhard
1
Mocek, Reinhard,
1
Muñoz, Jacobo
1
Orden Jiménez, Rafael V.,
1
Piedras Monroy, Pedro Andrés,
1
Roces, Wenceslao,
1
Roces, Wenceslao, 1897-1992
1
Rovira Armengol, José, 1903-1970,
1
Zimmer, Jörg,
1