Keznets, Simon  x <br/><br/>
Seasonal variations in industry and trade  x 

 - x 
 - N.Y.,  National Bureau of Economic Research  1933 
 - xxiv, 455p. 
<br/><br/>
<br/><br/><label>ISBN: </label>x       
<br/><br/><label>Subjects--Topical Terms: </label><br/>Industry Ecomomics 
<br/><br/><label>Dewey Class. No.: </label>330/KUS