Jayatilaka, K. G. P. <br/><br/>
Saukhya vijñānaya. 

 -  [1965] 
 - xxxiv, 256 p.  illus.  19 cm. 
<br/><br/> In Sinhalese. 
<br/><br/><label>LCCN: </label>sa 68003243  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Hygiene.
<br/><br/><label>LC Class. No.: </label>RA776.5  / .J3