Crowley, Charles <br/><br/>
Operating system (computer) 

 - Chicago  Irwin  1997 
 - 844 
<br/><br/><label>ISBN: </label>0256151512 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Operating system
<br/><br/><label>Dewey Class. No.: </label>005.43 C885o