Marx, Engels.
The German Ideology / - Third Rev Ed. 1976 / - Moscow : Progress Publishers , 1965 - p.711 :
W691.55`M46<-M45 / K4M,L6
The German Ideology / - Third Rev Ed. 1976 / - Moscow : Progress Publishers , 1965 - p.711 :
W691.55`M46<-M45 / K4M,L6