Penson, John B  . <br/><br/>
Inroduction to agricultural economics /  
John B Penson. 
 - NULL ;   NULL. 
<br/><br/><label>ISBN: </label> NULL 
<br/><br/><label>Subjects--Index Terms: </label>AGRICULTURAL ECONOMICS 
<br/><br/><label>Dewey Class. No.: </label>338.1  / PEN/A