TY  - BOOK
AU  - Livergood Norman D
TI  - Activity in Marx's philosophy
U1  - X;3M24xM18:g, K7 
PY  - 1967///
CY  - Martinus
PB  - Nijhoff the Hague        
KW  - Economics Classes Karl Marx
N1  - Bibliography. p 51-60
ER  -