Farmers in a changing world 

 - Washington  United States Department of agriculture  1940 
 - xii,1215p.  24cm 
 - The yearbook  of agriculture  1940 .
<br/><br/><label>Subjects--Topical Terms: </label><br/>Economics<br/>Agriculture<br/>Production
<br/><br/><label>Dewey Class. No.: </label>338.1  / FAR