O'Neill, Robert, <br/><br/>
Kernel lessons :  intermediate students book / 
Robert O'Neill, Roy Kingsbury, Tony Yeadon. 
 - ix, 2-152 pages :  illustrations ;  25 cm. 
<br/><br/><label>ISBN: </label>0582522404 
<br/><br/><label>Subjects--Topical Terms: </label><br/>English language--Textbooks for foreigners.