Calingaert, Peter. <br/><br/>
Operating system elements :  a user perspective / 
Peter Calingaert. 
 - Englewood Cliffs, N.J. :  Prentice-Hall,  c1982. 
 - xv, 240 p. :  ill. ;  24 cm. 
 - Prentice-Hall software series .
<br/><br/> Includes index. 
<br/><br/>Bibliography: p. 220-226. 
<br/><br/><label>ISBN: </label>0136374212  TZS 74,354.5 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Operating systems (Computers)
<br/><br/><label>Dewey Class. No.: </label>001.6425 CAL