HISTORY of the Ceylon association for the advancement of science 
/[by] Ceylon Association for Advancement of Science 
 - Colombo  Ceylon Association for Advancement of Science  1974 
 - i, 193 p. 
<br/><br/> Includes appendixes. 
<br/><br/><label>ISBN: </label>82958 
<br/><br/><label>Dewey Class. No.: </label>506  / HIS