Das, J., <br/><br/>
Digital Communication   'State Of the Art' in Digital Signalling, Digital Switching & Data Networks 
J Das 
 - 2nd ed.  
 - New Delhi :  New Age International Publishers,  c2013.  
 - xxiv, 563 p.:  ill.; 
<br/><br/>This book is having Appendix 
<br/><br/><label>ISBN: </label>9788122434118 
<br/><br/><label>Dewey Class. No.: </label>621.382  / DAS/DIG