Saraswathi, N.Bala.,   <br/><br/>
Comprehensive optical communications /   
by I. Ravi Kumar and N.Bala Saraswathi. 
 - xii, 175 pages :   illustrations ;   24 cm 
<br/><br/><label>ISBN: </label>8170085608 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Optical communications 
<br/><br/><label>Dewey Class. No.: </label>621.3827