Doll John P <br/><br/>
Economics of agricultural production, markes and p 

 - Irwin series in economics .
<br/><br/><label>Source: </label> General Book 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Agriculture Industry
<br/><br/><label>Dewey Class. No.: </label>X9(J):2, K8