Introduction to agricultural economics / 
John B. Penson, Jr... [and three others]. 
 - 5th edition. 
 - New Jersey :  Pearson Education, Inc,  2010. 
 - xiv, 417 pages :  illustration ;  27 cm. 
<br/><br/> Includes bibliographical references anf index. 
<br/><br/><label>ISBN: </label>9780131592483 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Agriculture--Economic aspects.