Documentation for the European Conference on Rural Life 1939 /    
In ternational Institute of Agriculture. 
 - Rome :   Villa Umberto I,   1939. 
 - 370 p. :    ill. ;    27 cm. 
<br/><br/><label>Subjects--Corporate Names: </label><br/>International Institute of Agriculture   Geneva, Switzer land)   (1939 :  --------