Ritchie, Colin <br/><br/>
Operating systems : incorporating UNIX and Windows 

 - 3 
 - New Delhi  BPB Publications  1998 
 - xiv, 277p.  
<br/><br/> Includes bibliographical references and index 
<br/><br/><label>ISBN: </label>8176560197 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Operating systems<br/>Unix -- Operating system<br/>Windows -- Operating system