Iyer, L A N; Thyagarajan, R <br/><br/>
Indiayile ratnangal (m) 

 -  State Institute of Languages, TVPM  1974 
 - 145 
 - S 553.8 .
<br/><br/><label>Subjects--Topical Terms: </label><br/>Gems; Economic geology
<br/><br/><label>Dewey Class. No.: </label>S 553.8  IYE-I