Statistical Compendium on Environment Statistics Sri Lanka : 1998  eng 
Department of Census and Statistics 
 - Colombo:  Department of Census and Statistics ,  1998. 
 - xv, 190p;  illus; some col.  29cm 
<br/><br/><label>ISBN: </label>9555772347 
<br/><br/><label>Dewey Class. No.: </label>X 31:551.591  / CEN