Soars, Liz <br/><br/>
New Headway : elementary. interactive practice CD-ROM /​ Liz and John Soars, Bernie Hayden. 

 - 3rd ed. 
 - Oxford :  Oxford University Press,  2006. 
 - 1 CD-ROM :  sd., col ;  4 3/​4 in. 
<br/><br/><label>ISBN: </label>9780194715157