Madan, Sushila. <br/><br/>
Taxmann's introduction to computers and information system / 
Sushila Madan. 
 - 3rd  ed. 
 - Delhi :  Taxmann Allied Services,  2007. 
 - 309  p. 
<br/><br/><label>ISBN: </label>8174969675 : 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Computer science.