Bibby, Cyril <br/><br/>
සෞඛ්‍ය අධ්‍යාපනය 
 Health education 

 -  Education department  1967 
 - 228p., ill.,  20 cm 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Health
<br/><br/><label>Universal Decimal Class. No.: </label>613/614  / BIB