International yearbook of agriculotural statistics 1926-27. 

 - Rome  International institute of agriculture         1927 
 - xxxii; 570p.  cm. 
<br/><br/><label>Source: </label> General Book 
<br/><br/><label>Dewey Class. No.: </label>X9 (J).1n.N27 - N26s, F7