TY  - BOOK
AU  - Marx, Karl. 
AU  - Ryazanskaya, S W Tr.
AU  - Dobb, Maurica.
TI  - Contribution to the critique of political economy
U1  - 335.412 
PY  - 1970///
CY  - Moscow
PB  - Progress Publishers
KW  - Marx,Karl-Contributions in Political Economy
KW  - Marxism
KW  - Marx,Karl
ER  -