Introduction to agricultural economics / 
John B. Penson, Jr. ... [et al.]. 
 - 4th ed. 
 - Upper Saddle River, N.J. :  Pearson/Prentice Hall,  c2006. 
 - xvii, 494 p. :  ill. (some col.) ;  26 cm. 
<br/><br/> Rev. ed. of: Introduction to agricultural economics / John B. Penson, Jr. 3rd ed. c2002. 
<br/><br/><label>ISBN: </label>013117312X 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Agriculture--Economic aspects.
<br/><br/><label>LC Class. No.: </label>HD1415  / .P374 2006 
<br/><br/><label>Dewey Class. No.: </label>338.1