Lafferty, Peter,  <br/><br/>
Komunikasi 

 - 48 pages :   illustrations ;   25 cm 
 - Perintis sains .
 - Perintis sains .
<br/><br/> Mengandungi indeks 
<br/><br/><label>ISBN: </label>9836259252 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Telecommunication - Experiments - Juvenile literature
<br/><br/><label>Dewey Class. No.: </label>920.02