Black, John Donald <br/><br/>
Introduction to economics for agriculture. 

 - New York  Macmillan  [1953] 
 - 727 p.  illus.  24 cm. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Agriculture--Economic aspects.
<br/><br/><label>LC Class. No.: </label>HD1411  / .B5