Ritchie, C. <br/><br/>
Operating systems:  incorporating UNIX and MS-DOS 

 - London:  DP,  1992 
 - vii, 226p;  27cm. 
<br/><br/><label>ISBN: </label>1873981325 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Systems programming and programs
<br/><br/><label>Dewey Class. No.: </label>005.43  / RIT