Ross, Robert Cooke. <br/><br/>
An introduction to agricultural economics 

 - New York :  McGraw-Hill,  1951 
 - 414 p. 
<br/><br/><label>LCCN: </label>53173 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Agricultura--Aspectos económicos.<br/>Agricultura--Aspectos economicos--E.U.A.
<br/><br/><label>Dewey Class. No.: </label>338.1  / R68