por Cole, G. D. H. (George Douglas Howard), 1889-1959 [autor] | Landa, Rubén [traductor] | Cole, G. D. H.(George Douglas Howard), 1889-1959. History of socialist thought.
por Cole, G. D. H. (George Douglas Howard), 1889-1959 [autor] | Reyes, Alfonso, 1890-1959 [traductor].