SEMINAR  to celebrate the 21st Anniversary of the Ceylon Ins <br/><br/>
CISIR Contribution to Science and Industry 

 - Colombo  Ceylon Institute of Scientific and Industrial Research  1976 
 - iv, 221 p. 
<br/><br/><label>ISBN: </label>106607 
<br/><br/><label>Dewey Class. No.: </label>507  / SEM