TY  - BOOK
AU  - Clarke Roger Ed.
AU  -  McGuinness Tony Ed.
TI  - Economics of the firm
SN  - 0631140751
U1  - X:7, M7 
PY  - 1987///
CY  - Oxford
PB  - Basil Blackwell U. K.       
KW  - Value
ER  -