Polonnaruwa District Report : Sri Lanka Census of Population and Housing 1981 

 - Sri Lanka:  Department of Census and Statistic,  1981. 
 - 205p.;  28cm 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Factors affecting social behavior
<br/><br/><label>Dewey Class. No.: </label>304.6  / POL