Paiva, Ruy Miller. <br/><br/>
The study of agricultural economics in Brazil 

 - (s.l. :  s.e.),  (s.a.) 
 - 41 h. 
<br/><br/><label>LCCN: </label>35461 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Agricultura--Aspectos economicos--Brasil.
<br/><br/><label>Dewey Class. No.: </label>338.10981  / P3