Updated Inventory of POPs Pesticides in Sri Lanka - 2015 :  English. 
Ministry of Mahaweli Development. 
 -  Ministry of Mahaweli Development.  2017 
 - xiv, 78 p.:  ill. color photographs ;  30cm 
<br/><br/><label>ISBN: </label>9789558395165 
<br/><br/><label>Dewey Class. No.: </label>577  / UPD