Gunasena <br/><br/>
M.D.Gunasena World Atlas 
M.D.Gunasena 
 - Newdelhi  Ratna Sagar p.ltd  2008 
 - 94 
<br/><br/><label>ISBN: </label>97895521169643 
<br/><br/><label>Dewey Class. No.: </label>912  / GUN