Afzal, Amir. <br/><br/>
UNIX unbounded :  a beginning approach / 
Amir Afzal. 
 - 5th ed. 
 - Upper Saddle River, N.J. :  Pearson/Prentice Hall,  c2008. 
 - xxi, 553 p. :  ill. ;  28 cm. 
<br/><br/> Includes index. 
<br/><br/><label>ISBN: </label>9780131194496 0131194496 
<br/><br/><label>Subjects--Uniform Titles: </label><br/>UNIX (Computer file)
<br/><br/><label>Subjects--Topical Terms: </label><br/>Operating systems (Computers)