Yull, Sharon <br/><br/>
BTEC national for IT practitioners :  business units : core and specialist units for the IT and business pathway / 
Sharon Yull 
 - Burlington, MA :  Newnes,  c2009 
 - x, 160 p. :  ill. ;  28 cm. 
<br/><br/> Includes index 
<br/><br/><label>ISBN: </label>9780750686624 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Computer science<br/>Computer science--Problems, exercises, etc.<br/>Information technology<br/>Computer systems--Problems, exercises, etc.