Singh, S. R <br/><br/>
Information system management 
/ by S.R. Singh 
 - New Delhi;  APH Publishing,   2012. 
 - vi, 280 pages : illustrations ; 23 cm 
<br/><br/><label>ISBN: </label>8131301281 
<br/><br/><label>Dewey Class. No.: </label>658.05  / SIN/I