TY  - BOOK
AU  - Heathfield,David F  .
AU  - Wibe,Soren  .
TI  - An introduction to cost and production functions / 
SN  - 0333416074
U1  - 338.001 
PY  - 1987///
CY  - London : 
PB  - Macmillan Education , 
KW  - PRODUCTION FUNCTIONS
N1  - Includes bibliography and index
ER  -