Gowar,John <br/><br/>
Optical communication systems / 
Gowar,John. 
 - New Delhi:  Prentice Hall of India,  1996. 
 - xvi,696p;25cm 
<br/><br/>Includes bibliographical references. 
<br/><br/><label>ISBN: </label>8120308344 
<br/><br/><label>Dewey Class. No.: </label>621.3827 GOW