Journal of the rubber reserach institute of Sri Lanka 

 - Colombo  Rubber reserach institute  1993 
 - [4],71 p. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>SINHALA NOVEL<br/>RESEARCH JOURNAL
<br/><br/><label>Dewey Class. No.: </label>B0387  / LDC