Yapa, P.A.J. <br/><br/>
Natural Rubber (in sinhala) 

 - NARESA  Colombo  1990 
 - 39  lk 
 - Hevea brasiliensis Deproteinized Natural Rubber Tyre Rubber Superior Processing Rubber Constant Viscosity Rubber Sri Lanka 
 - Science Education Series  No.34 .
<br/><br/>http://thakshana.nsf.ac.lk/slstic/NA-127/NA_127.pdf 
 = Yapa, P.A.J. 
<br/><br/><label>Standard No.: </label>M 
<br/><br/><label>Standard Tech. Report. No.: </label>
<br/><br/><label>LCCN: </label>B 
<br/><br/><label>Nat. Bib. No.: </label>NA-127 
<br/><br/><label>Nat. Bib. Agency Control No.: </label>NA-127 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Education<br/>Rubber Industry
<br/><br/><label>Universal Decimal Class. No.: </label>37