TY  - BOOK
AU  - Marx, Karl
TI  - Theories of surplus-value
U1  - 330.159411 
PY  - 1969///
CY  - Moscow
PB  - Progress Pub.
KW  - Labour theory of value
KW  - Profit
KW  - Marxian theory
N1  - (Volume 4 of Capital)
ER  -