Sri Lanka Association for the advancement of Science 
/Proceedings of the Thirty Second annual session. part 1,2 
 - Colombo  Sri Lanka Association for the advancement of Science  1976 
 - 60,110, 172 p. 
<br/><br/><label>ISBN: </label>85933 
<br/><br/><label>Dewey Class. No.: </label>506  / SRI