The Workshop of Local Level (A.G.A / G.M.) Planning and Implementation :  28th 30th June 1985 /  English. 
Edited by Leelasena W.M , Wickrama K. A. S. 
 - [x], 146 p.:  ill. maps ; 
<br/><br/><label>Dewey Class. No.: </label>352.175493  / HAM