Statistical compendium on environment statistics Sri Lanka: 1998 :  English. 
Sri Lanka. Department of Census and Statistics. 
 -  1998. 
 - xv, 190 p.:  ill. bar graphs, color photo graphs, pie charts ;  30cm. 
<br/><br/><label>ISBN: </label>9555772347 
<br/><br/><label>Dewey Class. No.: </label>X31:551.588  / DEP