Gunawardena, P.J. <br/><br/>
Factors influencing vegetable prices  a study of the vegetable economy in Sri Lanka 

 - Colombo  ARt  1980 
 - xii,181p.  29cm 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Production
<br/><br/><label>Dewey Class. No.: </label>338.135  / GUN