Heathfield, David F. <br/><br/>
An Introduction to cost and production functions / 
DavidF. Heathfield and Soren Wibe 
 - Basiingstoke, Hampshire :  Macmillan Press,  1987. 
 - xv, 193p. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Production functions (Economic theory)