SHELDON,TOM <br/><br/>
Mcgrawhill encyclopedia of networking AND telecommunications 

 -  TMH NEWDELHI  2001 
 - 1447 
<br/><br/><label>Subjects--Topical Terms: </label><br/>  TELECOMMUNICATION
<br/><br/><label>Dewey Class. No.: </label>621.381 52.381 52  / SHE