Ritchie, Colin  x <br/><br/>
Operating systems  x 

 - 3rd 
 - New Delhi  BPB pub  2002 
 - xiv,277 
<br/><br/>Includes 
<br/><br/><label>ISBN: </label>8176560197 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Programming Computers 
<br/><br/><label>Dewey Class. No.: </label>005.1/R688o