Singh, R. P. <br/><br/>
Communication systems :  analog and digital / 
R.P. Singh, S.D. Sapre 
 - 3rd ed. 
 - New Delhi :  Tata McGraw Hill,  2012 
 - xix, 750 p. :  ill. ;  23 cm. 
<br/><br/> Includes index 
<br/><br/><label>ISBN: </label>9781259004605 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Telecommunication systems<br/>Digital communications