Penson, John B. [et. al] <br/><br/>
Introduction to Agricultural Economics / John B. Penson [et.al] 

 - 6th ed. 
 - Boston :  Pearson,  2015 
 - 428 pages. :  ill,  28cm 
<br/><br/>Includes bibliographical references and index 
<br/><br/><label>LC Class. No.: </label>HD 1415  / INT 2015