Flynn, Ida M. <br/><br/>
Understanding operating systems / 
Ida M. Flynn, Ann AcIver McHoes. 
 - 4th ed. 
 - Boston, MA :  Course Technology,  2006 
 - xvii, 555 p. :  ill. ;  25 cm. 
<br/><br/> Includes glossary and index. 
<br/><br/><label>ISBN: </label>0534423663 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Operating systems (Computers)