Heady, E.O.  <br/><br/>
Agricultural production functions  (Book) 

 - Ames, Iowa  Iowa State University Press  1961 
 - 667p.  24 cm. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Agriculture--Economic aspects--Mathematical models Farm management--Mathematical models
<br/><br/><label>Universal Decimal Class. No.: </label>519.28:63:338.9 HEA  / 4266