Earl O. Heady <br/><br/>
Resource productivity, returns to scale, and farm size 

 - Amestrdom  Iowa State College Press  1956 
 - 208p 
<br/><br/>Earl O. Heady; Glenn L. Johnson & Lowell S. Hardin: Resource productivity, returns to scale, and farm size.  Amestrdom.  Iowa State College Press, 1956.--(658.93HEA)   
<br/><br/><br/>ENGLISH 
<br/><br/><label>Dewey Class. No.: </label>658.93  / HEA