A Report on a reconnaissance survey of the resources of the walawe ganga basin Ceylon 

 - Colombo:  The Survey Corporation,  1960. 
 - 359p.;  28cm 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Geography
<br/><br/><label>Dewey Class. No.: </label>915.489  / REP