Introduction to information technology / 

 - 8th ed. 
 - Delhi :  Pearson,  2009. 
 - 648p. : 
<br/><br/>Includes index 
<br/><br/><label>ISBN: </label>9788177581188 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Computer science
<br/><br/><label>Dewey Class. No.: </label>004   / INT/I