Virender Kumar <br/><br/>
Digital technologies: Principles and practice 

 - 2nd ed. 
 - New Delhi  New Age International  2019 
 - xv, 625 p. 
<br/><br/> 3739 05/12/2019 HBD20/8388 18/03/2020 Main Budget 
<br/><br/><label>ISBN: </label> RS 499.00 
<br/><br/><label>Dewey Class. No.: </label>621.3893 V816D(2)