Communication systems (analog and digital)/ 
Sanjay SHarma 
 - New Delhi:  S.K. Kataria & Sons,   2018. 
 - 1014 pages:  illustrations;  28 cm. 
<br/><br/> Includes index. 
<br/><br/><label>ISBN: </label>9789350143599 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Telecommunication systems
<br/><br/><label>LC Class. No.: </label>Circ TK 5101 .S53 2018