Memorias 

 - Bucharest :  Apimondia,  (1969) 
 - 573 p.  : ilus. : gráfs. 
<br/><br/><label>LCCN: </label>26590 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Agricultura--Congresos.
<br/><br/><label>Dewey Class. No.: </label>638.12  / C6 1967