Maheder Sing Saharan <br/><br/>
Electronic services in:  Library and information science/ 

 - New Delhi  Random publication  2013 
 - 269 p.  23 cm. 
<br/><br/><label>ISBN: </label>9.78935111e+012 
<br/><br/><label>Universal Decimal Class. No.: </label>302.23