Size, structure, and future of farms / 
edited by A. Gordon Ball & Earl O. Heady 
 - 1st. ed. 
 - Ames :  State University Press ,  1972 
 - vii, 404p. :  ill. ;  23 cm. 
<br/><br/>Includes bibliographical references and index. 
<br/><br/><label>ISBN: </label>813814405 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Farm management<br/>Farms<br/>Agricultural development
<br/><br/><label>Dewey Class. No.: </label>631  / BAL