Ranasinghe, Kokila <br/><br/>
ලෝක ජල දිනය 2003 මාර්තු 22 
 Workd water day 2003 22nd March 

 -  National water supply and drainage board  2003 
 - 100p.,  32 cm 
<br/><br/><label>Universal Decimal Class. No.: </label>626.21  / ANA