Poch De Feliu Rafael
Makarenko Anton Semionovich
Bruno Bosteels
Jenkins Keith
Jules Michelet
Friedrich Nietzsche
Mark Twain
Gauguin Paul
John Locke
Perry Anderson
Rosa Luxemburgo
Denis Noble
Politzer
Daza Juan Carlos
Arrighi Hopkins Wallerstein
Emmanuel Sieyès
Mijail Kuzmin
Lidia Zinóvieva Annibal
Perkins Gilman Charlotte
Julio Verne
Anonimo .
Emilio Salgari
Virginia Woolf
Andrew Zimbalist
Honore De Balzac
Angela Y. Davis
Sa Carneiro Mario De
Guillaume Apollinare
Ian Jenkins
Aa.Vv.