Calingaert P <br/><br/>
Operating system elements: A user perspective 

 -  1982 
 - xv,240p.  cm. 
<br/><br/> Bibliography 220-226p. 
<br/><br/><label>Standard No.: </label>36404 
<br/><br/><label>Source: </label> Textual 
<br/><br/><label>Subjects--Topical Terms: </label><br/>operating system
<br/><br/><label>Dewey Class. No.: </label>D65,8(B)2:8, M2