Barkley, Andrew <br/><br/>
Principles of agricultural economics 
Andrew Barkley and Paul W. Barkley 
 - 3rd ed. 
 - London:  Routledge,  2020. 
 - xxxii,439p. 
<br/><br/><label>ISBN: </label>9780367248642 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Agriculture-Economic aspects-United States
<br/><br/><label>Dewey Class. No.: </label>338.1  / BAP