Directory of scientific research projects in ceylon 1970 
/ Ceylon Institute of Scientific & Industrial Research 
 - Ceylon:   Ceylon Institute of Scientific & Industrial Research,   1970 
 - 297p. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Science
<br/><br/><label>Universal Decimal Class. No.: </label>R 5/6.001.1(058.7)(548)  / L2