Heady, Earl O. <br/><br/>
Agricultural production functions / 
Earl O. Heady and John L. Dillon. 
 - New Delhi :   Kalyani,  c 1961. 
 - viii, 667 p. :  ill. ;  24 cm. 
<br/><br/> Include index. 
<br/><br/>Bibliography : p. 645-663. 
<br/><br/>324  324 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Agriculture.
<br/><br/><label>Dewey Class. No.: </label>338.1 / H345a