Mahacharithamaala-05: Johann Gutten Berg, Alexander Graham Bell (m) / 
s.n. 
 -  Kairali Childrens Book Trust, Kottayam,  1980 
 - p. ;  22 cm. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Biographical collections
<br/><br/><label>Dewey Class. No.: </label>920.02 MAH.05