Statistical Handbook on research and development of Sri Lanka 2020 

 - Colombo 07  National Science Foundation  2023 
 - vi,44 p.  Col.ill 
<br/><br/><label>ISBN: </label>9786245896028 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Economic Development<br/>Economic Growth
<br/><br/><label>Dewey Class. No.: </label>338.9095493  / N17