TY  - BOOK
AU  - Birck,L.V.
TI  - The theory of marginal value
T2  - Routledge library editions - Economics
SN  - 0415313244
PY  - 1922///
CY  - London
PB  - Routledge
KW  - Value
KW  - Prices
KW  - Economics
KW  - Marginal utility
N1  - Transferred to digital printing 2007
ER  -