%0 Book Section
%U https://doi.org/10.1525/9780520346734-005
%B European Socialism, Volume I
%T 4. The Marxian System of Thought
%E
%D 1959
%I University of California Press
%C Berkeley
%P 139-206
%R doi:10.1525/9780520346734-005
%@ 9780520346734
%[ 2026-05-06