Supply and market survey of 18 selected crops 

 - Colombo  Agroskills ltd.  0 
 - 97 p. 
<br/><br/><label>ISBN: </label>75387 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Economic
<br/><br/><label>Dewey Class. No.: </label>338.173  / SUP