Singh, R. P. <br/><br/>
Communication systems :  analog and digital / 
R. P. Singh, S. D. Sapre. 
 - 2nd  ed. 
 - New Delhi :  Tata McGraw-Hill,  2007. 
 - xviii, 584  p. 
<br/><br/><label>ISBN: </label>0070634541 : 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Telecommunication systems.<br/>Digital communications.