Edison <br/><br/>
Edison : kantupitippukalin katanayakan / Ilantai Cu. Ramaswamy 

 - Chennai:  Kizhakku Pub ,  2005 
 - p.167 : 
<br/><br/><label>ISBN: </label>9788183680752 : 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Ramaswamy,Elanthai.S-Inventors--United States----
<br/><br/><label>Dewey Class. No.: </label>509.2  / Ed