Gayler, Winston D., <br/><br/>
Telephone voice transmission :  Standards and measurement / 
Winston d. gayler 
 - 221 páginas 
<br/><br/><label>ISBN: </label>0139027769 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Teléfono--Normas
<br/><br/><label>LC Class. No.: </label>TK6169  / G39