SCO Unix : system V operating system tutorial 

 - New Jersey  Prentice-Hall  1993 
 - xii, 155p 
<br/><br/> Includes index 
<br/><br/><label>ISBN: </label>9780130121707 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Operating system<br/>Operating system -- Unix