Hansen Per Brinch <br/><br/>
Operating system principles 

 - New York  Prentice Hall USA         1973 
 - xviii, 366p. Bibliography P 343-50  cm. 
 - Printice Hall series in automatic computetion .
<br/><br/><label>Source: </label> General Book 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Computer Science
<br/><br/><label>Dewey Class. No.: </label>D6,9(B), L3