Mahadevan,A. <br/><br/>
கைத்தொழில் இரசாயனம்  
= Insdustrial Chemistry  


 - Jaffna:  Sri Lanka Book Centre, 
 - 88p.;  20 cm 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Industrial Chemistry
<br/><br/><label>Dewey Class. No.: </label>540  / MAH