Sinha, Pradeep K <br/><br/>
Computer Fundamentals:Concepts systems and applications 

 - 4th ed. 
 - DBP  New Delhi  2007 
 - 457p. 
<br/><br/><label>ISBN: </label>8176567523 
<br/><br/><label>LC Class. No.: </label>SBL QA 76   / S56 2007