Sharma, Sanjay. <br/><br/>
Communication Systems :  analog and digital / 

 - 5th 
 -  S.K.Kataria and  son,  c 2012. 
 - 1010 p, ;  NA  24 cm. 
<br/><br/><label>ISBN: </label>8188958201 
<br/><br/><label>Dewey Class. No.: </label>621.382