Guglielmo marconi dan ciptaan radio 

 - 36 pages :   illustrations ;   26 cm 
 - Siri tokoh saintis dunia .
 - Siri tokoh saintis dunia .
<br/><br/> Mengandungi latihan 
<br/><br/><label>ISBN: </label>9789675660696 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Scientists - Biography - Juvenile literature. ; Radio - History - Juvenile literature.
<br/><br/><label>Dewey Class. No.: </label>926